5.50 mm Jobbers length twist drill

D 0.2165 in · 5.5 mm

ASMESTD: ASME B94.11M-1993SOURCE: Table 1 · p. 11DESIGNATION: METRICSHANK: STRAIGHTFLUTES: 2DATA CHECK: OK

Drawing

Dimensions

Symbol	Dimension	in	mm
D	Diameter	0.2165	5.5
F	Flute length	2 1/2	64
L	Overall length	3 3/4	95
B	Body length	—	—
S	Minimum shank length	—	—
N	Maximum neck length	—	—
A	Shank diameter	—	—
MT	Morse taper number	—

— : the table gives no value for this drill.

Tolerances (Table 10)

Element	in	mm
Point diameter	+0.0000 / −0.0007	+0.000 / −0.018
Shank diameter	+0.0005 / −0.0030	+0.013 / −0.076
Back taper per unit flute length	0.0002 to 0.0008	0.005 to 0.020
Flute length F	+1/8 / −1/8	+3.2 / −3.2
Overall length L	+1/8 / −1/8	+3.2 / −3.2
Included point angle	118° ±5°
Lip height TIV	0.0030	0.076
Centrality of web TIV	0.0040	0.102
Flute spacing TIV	0.0060	0.152
Flute spacing, actual deviation	0.0030	0.076
Max. runout TIR	0.006

This diameter in other tables

5.5 mm in every length series that lists it

5.50 mm · Table 2ATaper length twist drill, through 1/2 in.F 92 mm · L 152 mm 5.50 mm · Table 3AScrew machine length twist drill, through 1 in.F 32 mm · L 60 mm 5.50 mm · Table 5Taper shank twist drill, regularF 70 mm · L 152 mm · MT1

Data check

Result: OK

ASME B94.11M Table 1, printed page 11 (scan page 17).

All values for 5.50 mm (Table 1)every column of the Designations row

Key	T1\|5.50 mm\|-
Designation	5.50 mm
Designation type	Metric
All designations on printed row	5.50 mm
Series	T1
Source table	Table 1
Drill style	Jobbers length twist drill
Shank type	Straight
Shank option	-
Flutes	2 flute
Morse taper no. (A)	—
Diameter D (in)	0.2165
Diameter equiv. (mm)	5.5
Flute length F (in)	2 1/2
Flute length F (mm)	64
Overall length L (in)	3 3/4
Overall length L (mm)	95
Body length B (in)	—
Body length B (mm)	—
Min shank length S (in)	—
Min shank length S (mm)	—
Max neck length N (in)	—
Max neck length N (mm)	—
Shank diameter A (in)	—
Shank diameter A (mm)	—
Point dia. tol. + (in)	0.0000
Point dia. tol. - (in)	0.0007
Point dia. tol. + (mm)	0.000
Point dia. tol. - (mm)	0.018
Shank dia. tol. + (in)	0.0005
Shank dia. tol. - (in)	0.0030
Shank dia. tol. + (mm)	0.013
Shank dia. tol. - (mm)	0.076
Back taper per unit flute length (in)	0.0002 to 0.0008
Back taper per unit flute length (mm)	0.005 to 0.020
F tol. + (in)	1/8
F tol. - (in)	1/8
F tol. + (mm)	3.2
F tol. - (mm)	3.2
L tol. + (in)	1/8
L tol. - (in)	1/8
L tol. + (mm)	3.2
L tol. - (mm)	3.2
Included point angle (deg)	118
Point angle tol.	±5°
Lip height TIV (in)	0.0030
Lip height TIV (mm)	0.076
Centrality of web TIV (in)	0.0040
Centrality of web TIV (mm)	0.102
Flute spacing TIV (in)	0.0060
Flute spacing TIV (mm)	0.152
Flute spacing actual dev. (in)	0.0030
Flute spacing actual dev. (mm)	0.076
Max runout TIR (in) per Table 10	0.006
Check: D x 25.4 - printed mm	-0.001
Check: F in x 25.4 - F mm	-0.5
Check: L in x 25.4 - L mm	0.25
Check result	OK
Notes	—
PDF page	17
Printed page	11

Table 1: Jobbers length twist drill

330 drills, smallest first

Drill	Type	D in	D mm	F in	F mm	L in	L mm	Shank / flutes
#97	Number	0.0059	0.15	1/16	1.6	3/4	19	Straight
0.15 mm	Metric	0.0059	0.15	1/16	1.6	3/4	19	Straight
#96	Number	0.0063	0.16	1/16	1.6	3/4	19	Straight
0.16 mm	Metric	0.0063	0.16	1/16	1.6	3/4	19	Straight
#95	Number	0.0067	0.17	1/16	1.6	3/4	19	Straight
0.17 mm	Metric	0.0067	0.17	1/16	1.6	3/4	19	Straight
#94	Number	0.0071	0.18	1/16	1.6	3/4	19	Straight
0.18 mm	Metric	0.0071	0.18	1/16	1.6	3/4	19	Straight
#93	Number	0.0075	0.19	1/16	1.6	3/4	19	Straight
0.19 mm	Metric	0.0075	0.19	1/16	1.6	3/4	19	Straight
#92	Number	0.0079	0.201	1/16	1.6	3/4	19	Straight
0.20 mm	Metric	0.0079	0.201	1/16	1.6	3/4	19	Straight
#91	Number	0.0083	0.211	5/64	2	3/4	19	Straight
#90	Number	0.0087	0.221	5/64	2	3/4	19	Straight
0.22 mm	Metric	0.0087	0.221	5/64	2	3/4	19	Straight
#89	Number	0.0091	0.231	5/64	2	3/4	19	Straight
#88	Number	0.0095	0.241	5/64	2	3/4	19	Straight
0.25 mm	Metric	0.0098	0.25	5/64	2	3/4	19	Straight
#87	Number	0.01	0.254	5/64	2	3/4	19	Straight
#86	Number	0.0105	0.267	3/32	2.4	3/4	19	Straight
#85	Number	0.011	0.28	3/32	2.4	3/4	19	Straight
0.28 mm	Metric	0.011	0.28	3/32	2.4	3/4	19	Straight
#84	Number	0.0115	0.292	3/32	2.4	3/4	19	Straight
0.30 mm	Metric	0.0118	0.3	3/32	2.4	3/4	19	Straight
#83	Number	0.012	0.305	3/32	2.4	3/4	19	Straight
#82	Number	0.0125	0.318	3/32	2.4	3/4	19	Straight
0.32 mm	Metric	0.0126	0.32	3/32	2.4	3/4	19	Straight
#81	Number	0.013	0.33	3/32	2.4	3/4	19	Straight
#80	Number	0.0135	0.343	1/8	3	3/4	19	Straight
0.35 mm	Metric	0.0138	0.35	1/8	3	3/4	19	Straight
#79	Number	0.0145	0.368	1/8	3	3/4	19	Straight
0.38 mm	Metric	0.015	0.38	3/16	5	3/4	19	Straight
1/64 in	Fraction	0.0156	0.396	3/16	5	3/4	19	Straight
0.40 mm	Metric	0.0157	0.4	3/16	5	3/4	19	Straight
#78	Number	0.016	0.406	3/16	5	7/8	22	Straight
0.42 mm	Metric	0.0165	0.42	3/16	5	7/8	22	Straight
0.45 mm	Metric	0.0177	0.45	3/16	5	7/8	22	Straight
#77	Number	0.018	0.457	3/16	5	7/8	22	Straight
0.48 mm	Metric	0.0189	0.48	3/16	5	7/8	22	Straight
0.50 mm	Metric	0.0197	0.5	3/16	5	7/8	22	Straight
#76	Number	0.02	0.508	3/16	5	7/8	22	Straight
#75	Number	0.021	0.533	1/4	6	1	25	Straight
0.55 mm	Metric	0.0217	0.55	1/4	6	1	25	Straight
#74	Number	0.0225	0.572	1/4	6	1	25	Straight
0.60 mm	Metric	0.0236	0.6	5/16	8	1 1/8	29	Straight
#73	Number	0.024	0.61	5/16	8	1 1/8	29	Straight
#72	Number	0.025	0.635	5/16	8	1 1/8	29	Straight
0.65 mm	Metric	0.0256	0.65	3/8	10	1 1/4	32	Straight
#71	Number	0.026	0.66	3/8	10	1 1/4	32	Straight
0.70 mm	Metric	0.0276	0.7	3/8	10	1 1/4	32	Straight
#70	Number	0.028	0.711	3/8	10	1 1/4	32	Straight
#69	Number	0.0292	0.742	1/2	13	1 3/8	35	Straight
0.75 mm	Metric	0.0295	0.75	1/2	13	1 3/8	35	Straight
#68	Number	0.031	0.787	1/2	13	1 3/8	35	Straight
1/32 in	Fraction	0.0312	0.792	1/2	13	1 3/8	35	Straight
0.80 mm	Metric	0.0315	0.8	1/2	13	1 3/8	35	Straight
#67	Number	0.032	0.813	1/2	13	1 3/8	35	Straight
#66	Number	0.033	0.838	1/2	13	1 3/8	35	Straight
0.85 mm	Metric	0.0335	0.85	5/8	16	1 1/2	38	Straight
#65	Number	0.035	0.889	5/8	16	1 1/2	38	Straight
0.90 mm	Metric	0.0354	0.899	5/8	16	1 1/2	38	Straight
#64	Number	0.036	0.914	5/8	16	1 1/2	38	Straight
#63	Number	0.037	0.94	5/8	16	1 1/2	38	Straight
0.95 mm	Metric	0.0374	0.95	5/8	16	1 1/2	38	Straight
#62	Number	0.038	0.965	5/8	16	1 1/2	38	Straight
#61	Number	0.039	0.991	11/16	17	1 5/8	41	Straight
1.00 mm	Metric	0.0394	1	11/16	17	1 5/8	41	Straight
#60	Number	0.04	1.016	11/16	17	1 5/8	41	Straight
#59	Number	0.041	1.041	11/16	17	1 5/8	41	Straight
1.05 mm	Metric	0.0413	1.05	11/16	17	1 5/8	41	Straight
#58	Number	0.042	1.067	11/16	17	1 5/8	41	Straight
#57	Number	0.043	1.092	3/4	19	1 3/4	44	Straight
1.10 mm	Metric	0.0433	1.1	3/4	19	1 3/4	44	Straight
1.15 mm	Metric	0.0453	1.15	3/4	19	1 3/4	44	Straight
#56	Number	0.0465	1.181	3/4	19	1 3/4	44	Straight
3/64 in	Fraction	0.0469	1.191	3/4	19	1 3/4	44	Straight
1.20 mm	Metric	0.0472	1.2	7/8	22	1 7/8	48	Straight
1.25 mm	Metric	0.0492	1.25	7/8	22	1 7/8	48	Straight
1.30 mm	Metric	0.0512	1.3	7/8	22	1 7/8	48	Straight
#55	Number	0.052	1.321	7/8	22	1 7/8	48	Straight
1.35 mm	Metric	0.0531	1.35	7/8	22	1 7/8	48	Straight
#54	Number	0.055	1.397	7/8	22	1 7/8	48	Straight
1.40 mm	Metric	0.0551	1.4	7/8	22	1 7/8	48	Straight
1.45 mm	Metric	0.0571	1.45	7/8	22	1 7/8	48	Straight
1.50 mm	Metric	0.0591	1.5	7/8	22	1 7/8	48	Straight
#53	Number	0.0595	1.511	7/8	22	1 7/8	48	Straight
1.55 mm	Metric	0.061	1.55	7/8	22	1 7/8	48	Straight
1/16 in	Fraction	0.0625	1.588	7/8	22	1 7/8	48	Straight
1.60 mm	Metric	0.063	1.6	7/8	22	1 7/8	48	Straight
#52	Number	0.0635	1.613	7/8	22	1 7/8	48	Straight
1.65 mm	Metric	0.065	1.65	1	25	2	51	Straight
1.70 mm	Metric	0.0669	1.7	1	25	2	51	Straight
#51	Number	0.067	1.702	1	25	2	51	Straight
1.75 mm	Metric	0.0689	1.75	1	25	2	51	Straight
#50	Number	0.07	1.778	1	25	2	51	Straight
1.80 mm	Metric	0.0709	1.8	1	25	2	51	Straight
1.85 mm	Metric	0.0728	1.85	1	25	2	51	Straight
#49	Number	0.073	1.854	1	25	2	51	Straight
1.90 mm	Metric	0.0748	1.9	1	25	2	51	Straight
#48	Number	0.076	1.93	1	25	2	51	Straight
1.95 mm	Metric	0.0768	1.95	1	25	2	51	Straight
5/64 in	Fraction	0.0781	1.984	1	25	2	51	Straight
#47	Number	0.0785	1.994	1	25	2	51	Straight
2.00 mm	Metric	0.0787	2	1	25	2	51	Straight
2.05 mm	Metric	0.0807	2.05	1 1/8	29	2 1/8	54	Straight
#46	Number	0.081	2.057	1 1/8	29	2 1/8	54	Straight
#45	Number	0.082	2.083	1 1/8	29	2 1/8	54	Straight
2.10 mm	Metric	0.0827	2.1	1 1/8	29	2 1/8	54	Straight
2.15 mm	Metric	0.0846	2.15	1 1/8	29	2 1/8	54	Straight
#44	Number	0.086	2.184	1 1/8	29	2 1/8	54	Straight
2.20 mm	Metric	0.0866	2.2	1 1/4	32	2 1/4	57	Straight
2.25 mm	Metric	0.0886	2.25	1 1/4	32	2 1/4	57	Straight
#43	Number	0.089	2.261	1 1/4	32	2 1/4	57	Straight
2.30 mm	Metric	0.0906	2.3	1 1/4	32	2 1/4	57	Straight
2.35 mm	Metric	0.0925	2.35	1 1/4	32	2 1/4	57	Straight
#42	Number	0.0935	2.375	1 1/4	32	2 1/4	57	Straight
3/32 in	Fraction	0.0938	2.383	1 1/4	32	2 1/4	57	Straight
2.40 mm	Metric	0.0945	2.4	1 3/8	35	2 3/8	60	Straight
#41	Number	0.096	2.438	1 3/8	35	2 3/8	60	Straight
2.46 mm	Metric	0.0965	2.45	1 3/8	35	2 3/8	60	Straight
#40	Number	0.098	2.489	1 3/8	35	2 3/8	60	Straight
2.50 mm	Metric	0.0984	2.5	1 3/8	35	2 3/8	60	Straight
#39	Number	0.0995	2.527	1 3/8	35	2 3/8	60	Straight
#38	Number	0.1015	2.578	1 7/16	37	2 1/2	64	Straight
2.60 mm	Metric	0.1024	2.6	1 7/16	37	2 1/2	64	Straight
#37	Number	0.104	2.642	1 7/16	37	2 1/2	64	Straight
2.70 mm	Metric	0.1063	2.7	1 7/16	37	2 1/2	64	Straight
#36	Number	0.1065	2.705	1 7/16	37	2 1/2	64	Straight
7/64 in	Fraction	0.1094	2.779	1 1/2	38	2 5/8	67	Straight
#35	Number	0.11	2.794	1 1/2	38	2 5/8	67	Straight
2.80 mm	Metric	0.1102	2.8	1 1/2	38	2 5/8	67	Straight
#34	Number	0.111	2.819	1 1/2	38	2 5/8	67	Straight
#33	Number	0.113	2.87	1 1/2	38	2 5/8	67	Straight
2.90 mm	Metric	0.1142	2.9	1 5/8	41	2 3/4	70	Straight
#32	Number	0.116	2.946	1 5/8	41	2 3/4	70	Straight
3.00 mm	Metric	0.1181	3	1 5/8	41	2 3/4	70	Straight
#31	Number	0.12	3.048	1 5/8	41	2 3/4	70	Straight
3.10 mm	Metric	0.122	3.1	1 5/8	41	2 3/4	70	Straight
1/8 in	Fraction	0.125	3.175	1 5/8	41	2 3/4	70	Straight
3.20 mm	Metric	0.126	3.2	1 5/8	41	2 3/4	70	Straight
#30	Number	0.1285	3.264	1 5/8	41	2 3/4	70	Straight
3.30 mm	Metric	0.1299	3.3	1 3/4	44	2 7/8	73	Straight
3.40 mm	Metric	0.1339	3.4	1 3/4	44	2 7/8	73	Straight
#29	Number	0.136	3.454	1 3/4	44	2 7/8	73	Straight
3.50 mm	Metric	0.1378	3.5	1 3/4	44	2 7/8	73	Straight
#28	Number	0.1405	3.569	1 3/4	44	2 7/8	73	Straight
9/64 in	Fraction	0.1406	3.571	1 3/4	44	2 7/8	73	Straight
3.60 mm	Metric	0.1417	3.6	1 7/8	48	3	76	Straight
#27	Number	0.144	3.658	1 7/8	48	3	76	Straight
3.70 mm	Metric	0.1457	3.7	1 7/8	48	3	76	Straight
#26	Number	0.147	3.734	1 7/8	48	3	76	Straight
#25	Number	0.1495	3.797	1 7/8	48	3	76	Straight
3.80 mm	Metric	0.1496	3.8	1 7/8	48	3	76	Straight
#24	Number	0.152	3.861	2	51	3 1/8	79	Straight
3.90 mm	Metric	0.1535	3.9	2	51	3 1/8	79	Straight
#23	Number	0.154	3.912	2	51	3 1/8	79	Straight
5/32 in	Fraction	0.1562	3.967	2	51	3 1/8	79	Straight
#22	Number	0.157	3.988	2	51	3 1/8	79	Straight
4.00 mm	Metric	0.1575	4	2 1/8	54	3 1/4	83	Straight
#21	Number	0.159	4.039	2 1/8	54	3 1/4	83	Straight
#20	Number	0.161	4.089	2 1/8	54	3 1/4	83	Straight
4.10 mm	Metric	0.1614	4.1	2 1/8	54	3 1/4	83	Straight
4.20 mm	Metric	0.1654	4.2	2 1/8	54	3 1/4	83	Straight
#19	Number	0.166	4.216	2 1/8	54	3 1/4	83	Straight
4.30 mm	Metric	0.1693	4.3	2 1/8	54	3 1/4	83	Straight
#18	Number	0.1695	4.305	2 1/8	54	3 1/4	83	Straight
11/64 in	Fraction	0.1719	4.366	2 1/8	54	3 1/4	83	Straight
#17	Number	0.173	4.394	2 3/16	56	3 3/8	86	Straight
4.40 mm	Metric	0.1732	4.4	2 3/16	56	3 3/8	86	Straight
#16	Number	0.177	4.496	2 3/16	56	3 3/8	86	Straight
4.50 mm	Metric	0.1772	4.5	2 3/16	56	3 3/8	86	Straight
#15	Number	0.18	4.572	2 3/16	56	3 3/8	86	Straight
4.60 mm	Metric	0.1811	4.6	2 3/16	56	3 3/8	86	Straight
#14	Number	0.182	4.623	2 3/16	56	3 3/8	86	Straight
#13	Number	0.185	4.7	2 5/16	59	3 1/2	89	Straight
4.70 mm	Metric	0.185	4.7	2 5/16	59	3 1/2	89	Straight
3/16 in	Fraction	0.1875	4.762	2 5/16	59	3 1/2	89	Straight
#12	Number	0.189	4.8	2 5/16	59	3 1/2	89	Straight
4.80 mm	Metric	0.189	4.8	2 5/16	59	3 1/2	89	Straight
#11	Number	0.191	4.851	2 5/16	59	3 1/2	89	Straight
4.90 mm	Metric	0.1929	4.9	2 7/16	62	3 5/8	92	Straight
#10	Number	0.1935	4.915	2 7/16	62	3 5/8	92	Straight
#9	Number	0.196	4.978	2 7/16	62	3 5/8	92	Straight
5.00 mm	Metric	0.1969	5	2 7/16	62	3 5/8	92	Straight
#8	Number	0.199	5.055	2 7/16	62	3 5/8	92	Straight
5.10 mm	Metric	0.2008	5.1	2 7/16	62	3 5/8	92	Straight
#7	Number	0.201	5.105	2 7/16	62	3 5/8	92	Straight
13/64 in	Fraction	0.2031	5.159	2 7/16	62	3 5/8	92	Straight
#6	Number	0.204	5.182	2 1/2	64	3 3/4	95	Straight
5.20 mm	Metric	0.2047	5.2	2 1/2	64	3 3/4	95	Straight
#5	Number	0.2055	5.22	2 1/2	64	3 3/4	95	Straight
5.30 mm	Metric	0.2087	5.3	2 1/2	64	3 3/4	95	Straight
#4	Number	0.209	5.309	2 1/2	64	3 3/4	95	Straight
5.40 mm	Metric	0.2126	5.4	2 1/2	64	3 3/4	95	Straight
#3	Number	0.213	5.41	2 1/2	64	3 3/4	95	Straight
5.50 mm	Metric	0.2165	5.5	2 1/2	64	3 3/4	95	Straight
7/32 in	Fraction	0.2188	5.558	2 1/2	64	3 3/4	95	Straight
5.60 mm	Metric	0.2205	5.6	2 5/8	67	3 7/8	98	Straight
#2	Number	0.221	5.613	2 5/8	67	3 7/8	98	Straight
5.70 mm	Metric	0.2244	5.7	2 5/8	67	3 7/8	98	Straight
#1	Number	0.228	5.791	2 5/8	67	3 7/8	98	Straight
5.80 mm	Metric	0.2283	5.8	2 5/8	67	3 7/8	98	Straight
5.90 mm	Metric	0.2323	5.9	2 5/8	67	3 7/8	98	Straight
A	Letter	0.234	5.944	2 5/8	67	3 7/8	98	Straight
15/64 in	Fraction	0.2344	5.953	2 5/8	67	3 7/8	98	Straight
6.00 mm	Metric	0.2362	6	2 3/4	70	4	102	Straight
B	Letter	0.238	6.045	2 3/4	70	4	102	Straight
6.10 mm	Metric	0.2402	6.1	2 3/4	70	4	102	Straight
C	Letter	0.242	6.147	2 3/4	70	4	102	Straight
6.20 mm	Metric	0.2441	6.2	2 3/4	70	4	102	Straight
D	Letter	0.246	6.248	2 3/4	70	4	102	Straight
6.30 mm	Metric	0.248	6.3	2 3/4	70	4	102	Straight
E	Letter	0.25	6.35	2 3/4	70	4	102	Straight
1/4 in	Fraction	0.25	6.35	2 3/4	70	4	102	Straight
6.40 mm	Metric	0.252	6.4	2 7/8	73	4 1/8	105	Straight
6.50 mm	Metric	0.2559	6.5	2 7/8	73	4 1/8	105	Straight
F	Letter	0.257	6.528	2 7/8	73	4 1/8	105	Straight
6.60 mm	Metric	0.2598	6.6	2 7/8	73	4 1/8	105	Straight
G	Letter	0.261	6.629	2 7/8	73	4 1/8	105	Straight
6.70 mm	Metric	0.2638	6.7	2 7/8	73	4 1/8	105	Straight
17/64 in	Fraction	0.2656	6.746	2 7/8	73	4 1/8	105	Straight
H	Letter	0.266	6.756	2 7/8	73	4 1/8	105	Straight
6.80 mm	Metric	0.2677	6.8	2 7/8	73	4 1/8	105	Straight
6.90 mm	Metric	0.2717	6.9	2 7/8	73	4 1/8	105	Straight
I	Letter	0.272	6.909	2 7/8	73	4 1/8	105	Straight
7.00 mm	Metric	0.2756	7	2 7/8	73	4 1/8	105	Straight
J	Letter	0.277	7.036	2 7/8	73	4 1/8	105	Straight
7.10 mm	Metric	0.2795	7.1	2 15/16	75	4 1/4	108	Straight
K	Letter	0.281	7.137	2 15/16	75	4 1/4	108	Straight
9/32 in	Fraction	0.2812	7.142	2 15/16	75	4 1/4	108	Straight
7.20 mm	Metric	0.2835	7.2	2 15/16	75	4 1/4	108	Straight
7.30 mm	Metric	0.2874	7.3	2 15/16	75	4 1/4	108	Straight
L	Letter	0.29	7.366	2 15/16	75	4 1/4	108	Straight
7.40 mm	Metric	0.2913	7.4	3 1/16	78	4 3/8	111	Straight
M	Letter	0.295	7.493	3 1/16	78	4 3/8	111	Straight
7.50 mm	Metric	0.2953	7.5	3 1/16	78	4 3/8	111	Straight
19/64 in	Fraction	0.2969	7.541	3 1/16	78	4 3/8	111	Straight
7.60 mm	Metric	0.2992	7.6	3 1/16	78	4 3/8	111	Straight
N	Letter	0.302	7.671	3 1/16	78	4 3/8	111	Straight
7.70 mm	Metric	0.3031	7.7	3 3/16	81	4 1/2	114	Straight
7.80 mm	Metric	0.3071	7.8	3 3/16	81	4 1/2	114	Straight
7.90 mm	Metric	0.311	7.9	3 3/16	81	4 1/2	114	Straight
5/16 in	Fraction	0.3125	7.938	3 3/16	81	4 1/2	114	Straight
8.00 mm	Metric	0.315	8	3 3/16	81	4 1/2	114	Straight
O	Letter	0.316	8.026	3 3/16	81	4 1/2	114	Straight
8.10 mm	Metric	0.3189	8.1	3 5/16	84	4 5/8	117	Straight
8.20 mm	Metric	0.3228	8.2	3 5/16	84	4 5/8	117	Straight
P	Letter	0.323	8.204	3 5/16	84	4 5/8	117	Straight
8.30 mm	Metric	0.3268	8.3	3 5/16	84	4 5/8	117	Straight
21/64 in	Fraction	0.3281	8.334	3 5/16	84	4 5/8	117	Straight
8.40 mm	Metric	0.3307	8.4	3 7/16	87	4 3/4	121	Straight
Q	Letter	0.332	8.433	3 7/16	87	4 3/4	121	Straight
8.50 mm	Metric	0.3346	8.5	3 7/16	87	4 3/4	121	Straight
8.60 mm	Metric	0.3386	8.6	3 7/16	87	4 3/4	121	Straight
R	Letter	0.339	8.611	3 7/16	87	4 3/4	121	Straight
8.70 mm	Metric	0.3425	8.7	3 7/16	87	4 3/4	121	Straight
11/32 in	Fraction	0.3438	8.733	3 7/16	87	4 3/4	121	Straight
8.80 mm	Metric	0.3465	8.8	3 1/2	89	4 7/8	124	Straight
S	Letter	0.348	8.839	3 1/2	89	4 7/8	124	Straight
8.90 mm	Metric	0.3504	8.9	3 1/2	89	4 7/8	124	Straight
9.00 mm	Metric	0.3543	9	3 1/2	89	4 7/8	124	Straight
T	Letter	0.358	9.093	3 1/2	89	4 7/8	124	Straight
9.10 mm	Metric	0.3583	9.1	3 1/2	89	4 7/8	124	Straight
23/64 in	Fraction	0.3594	9.129	3 1/2	89	4 7/8	124	Straight
9.20 mm	Metric	0.3622	9.2	3 5/8	92	5	127	Straight
9.30 mm	Metric	0.3661	9.3	3 5/8	92	5	127	Straight
U	Letter	0.368	9.347	3 5/8	92	5	127	Straight
9.40 mm	Metric	0.3701	9.4	3 5/8	92	5	127	Straight
9.50 mm	Metric	0.374	9.5	3 5/8	92	5	127	Straight
3/8 in	Fraction	0.375	9.525	3 5/8	92	5	127	Straight
V	Letter	0.377	9.576	3 5/8	92	5	127	Straight
9.60 mm	Metric	0.378	9.6	3 3/4	95	5 1/8	130	Straight
9.70 mm	Metric	0.3819	9.7	3 3/4	95	5 1/8	130	Straight
9.80 mm	Metric	0.3858	9.8	3 3/4	95	5 1/8	130	Straight
W	Letter	0.386	9.804	3 3/4	95	5 1/8	130	Straight
9.90 mm	Metric	0.3898	9.9	3 3/4	95	5 1/8	130	Straight
25/64 in	Fraction	0.3906	9.921	3 3/4	95	5 1/8	130	Straight
10.00 mm	Metric	0.3937	10	3 3/4	95	5 1/8	130	Straight
X	Letter	0.397	10.084	3 3/4	95	5 1/8	130	Straight
10.20 mm	Metric	0.4016	10.2	3 7/8	98	5 1/4	133	Straight
Y	Letter	0.404	10.262	3 7/8	98	5 1/4	133	Straight
13/32 in	Fraction	0.4062	10.317	3 7/8	98	5 1/4	133	Straight
Z	Letter	0.413	10.49	3 7/8	98	5 1/4	133	Straight
10.50 mm	Metric	0.4134	10.5	3 7/8	98	5 1/4	133	Straight
27/64 in	Fraction	0.4219	10.716	3 15/16	100	5 3/8	137	Straight
10.80 mm	Metric	0.4252	10.8	4 1/16	103	5 1/2	140	Straight
11.00 mm	Metric	0.4331	11	4 1/16	103	5 1/2	140	Straight
7/16 in	Fraction	0.4375	11.112	4 1/16	103	5 1/2	140	Straight
11.20 mm	Metric	0.4409	11.2	4 3/16	106	5 5/8	143	Straight
11.50 mm	Metric	0.4528	11.5	4 3/16	106	5 5/8	143	Straight
29/64 in	Fraction	0.4531	11.509	4 3/16	106	5 5/8	143	Straight
11.80 mm	Metric	0.4646	11.8	4 5/16	110	5 3/4	146	Straight
15/32 in	Fraction	0.4688	11.908	4 5/16	110	5 3/4	146	Straight
12.00 mm	Metric	0.4724	12	4 3/8	111	5 7/8	149	Straight
12.20 mm	Metric	0.4803	12.2	4 3/8	111	5 7/8	149	Straight
31/64 in	Fraction	0.4844	12.304	4 3/8	111	5 7/8	149	Straight
12.50 mm	Metric	0.4921	12.5	4 1/2	114	6	152	Straight
1/2 in	Fraction	0.5	12.7	4 1/2	114	6	152	Straight
12.90 mm	Metric	0.5039	12.8	4 1/2	114	6	152	Straight
13.00 mm	Metric	0.5118	13	4 1/2	114	6	152	Straight
33/64 in	Fraction	0.5156	13.096	4 13/16	122	6 5/8	168	Straight
13.20 mm	Metric	0.5197	13.2	4 13/16	122	6 5/8	168	Straight
17/32 in	Fraction	0.5312	13.494	4 13/16	122	6 5/8	168	Straight
13.50 mm	Metric	0.5315	13.5	4 13/16	122	6 5/8	168	Straight
13.80 mm	Metric	0.5433	13.8	4 13/16	122	6 5/8	168	Straight
35/64 in	Fraction	0.5469	13.891	4 13/16	122	6 5/8	168	Straight
14.00 mm	Metric	0.5512	14	4 13/16	122	6 5/8	168	Straight
14.25 mm	Metric	0.561	14.25	4 13/16	122	6 5/8	168	Straight
9/16 in	Fraction	0.5625	14.288	4 13/16	122	6 5/8	168	Straight
14.50 mm	Metric	0.5709	14.5	4 13/16	122	6 5/8	168	Straight
37/64 in	Fraction	0.5781	14.684	4 13/16	122	6 5/8	168	Straight
14.75 mm	Metric	0.5807	14.75	5 3/16	132	7 1/8	181	Straight
15.00 mm	Metric	0.5906	15	5 3/16	132	7 1/8	181	Straight
19/32 in	Fraction	0.5938	15.083	5 3/16	132	7 1/8	181	Straight
15.25 mm	Metric	0.6004	15.25	5 3/16	132	7 1/8	181	Straight
39/64 in	Fraction	0.6094	15.479	5 3/16	132	7 1/8	181	Straight
15.50 mm	Metric	0.6102	15.5	5 3/16	132	7 1/8	181	Straight
15.75 mm	Metric	0.6201	15.75	5 3/16	132	7 1/8	181	Straight
5/8 in	Fraction	0.625	15.875	5 3/16	132	7 1/8	181	Straight
16.00 mm	Metric	0.6299	16	5 3/16	132	7 1/8	181	Straight
16.25 mm	Metric	0.6398	16.25	5 3/16	132	7 1/8	181	Straight
41/64 in	Fraction	0.6406	16.271	5 3/16	132	7 1/8	181	Straight
16.50 mm	Metric	0.6496	16.5	5 3/16	132	7 1/8	181	Straight
21/32 in	Fraction	0.6562	16.667	5 3/16	132	7 1/8	181	Straight
16.75 mm	Metric	0.6594	16.75	5 5/8	143	7 5/8	194	Straight
17.00 mm	Metric	0.6693	17	5 5/8	143	7 5/8	194	Straight
43/64 in	Fraction	0.6719	17.066	5 5/8	143	7 5/8	194	Straight
17.25 mm	Metric	0.6791	17.25	5 5/8	143	7 5/8	194	Straight
11/16 in	Fraction	0.6875	17.462	5 5/8	143	7 5/8	194	Straight
17.50 mm	Metric	0.689	17.5	5 5/8	143	7 5/8	194	Straight

Table 1 as tabulatedone line per printed row, every column

Designation(s) on printed row	D (in)	Equiv. (mm)	F (in)	F (mm)	L (in)	L (mm)	Notes	PDF page	Printed page
#97, 0.15 mm	0.0059	0.15	1/16	1.6	3/4	19	—	13	7
#96, 0.16 mm	0.0063	0.16	1/16	1.6	3/4	19	—	13	7
#95, 0.17 mm	0.0067	0.17	1/16	1.6	3/4	19	—	13	7
#94, 0.18 mm	0.0071	0.18	1/16	1.6	3/4	19	—	13	7
#93, 0.19 mm	0.0075	0.19	1/16	1.6	3/4	19	—	13	7
#92, 0.20 mm	0.0079	0.201	1/16	1.6	3/4	19	—	13	7
#91	0.0083	0.211	5/64	2	3/4	19	—	13	7
#90, 0.22 mm	0.0087	0.221	5/64	2	3/4	19	—	13	7
#89	0.0091	0.231	5/64	2	3/4	19	—	13	7
#88	0.0095	0.241	5/64	2	3/4	19	—	13	7
0.25 mm	0.0098	0.25	5/64	2	3/4	19	—	13	7
#87	0.01	0.254	5/64	2	3/4	19	—	13	7
#86	0.0105	0.267	3/32	2.4	3/4	19	—	13	7
#85, 0.28 mm	0.011	0.28	3/32	2.4	3/4	19	—	13	7
#84	0.0115	0.292	3/32	2.4	3/4	19	—	13	7
0.30 mm	0.0118	0.3	3/32	2.4	3/4	19	—	13	7
#83	0.012	0.305	3/32	2.4	3/4	19	—	13	7
#82	0.0125	0.318	3/32	2.4	3/4	19	—	13	7
0.32 mm	0.0126	0.32	3/32	2.4	3/4	19	—	13	7
#81	0.013	0.33	3/32	2.4	3/4	19	—	13	7
#80	0.0135	0.343	1/8	3	3/4	19	—	13	7
0.35 mm	0.0138	0.35	1/8	3	3/4	19	—	13	7
#79	0.0145	0.368	1/8	3	3/4	19	—	13	7
0.38 mm	0.015	0.38	3/16	5	3/4	19	—	13	7
1/64 in	0.0156	0.396	3/16	5	3/4	19	—	13	7
0.40 mm	0.0157	0.4	3/16	5	3/4	19	—	13	7
#78	0.016	0.406	3/16	5	7/8	22	—	13	7
0.42 mm	0.0165	0.42	3/16	5	7/8	22	—	13	7
0.45 mm	0.0177	0.45	3/16	5	7/8	22	—	13	7
#77	0.018	0.457	3/16	5	7/8	22	—	13	7
0.48 mm	0.0189	0.48	3/16	5	7/8	22	—	14	8
0.50 mm	0.0197	0.5	3/16	5	7/8	22	—	14	8
#76	0.02	0.508	3/16	5	7/8	22	—	14	8
#75	0.021	0.533	1/4	6	1	25	manual Fmm=6.0 (page image)	14	8
0.55 mm	0.0217	0.55	1/4	6	1	25	—	14	8
#74	0.0225	0.572	1/4	6	1	25	—	14	8
0.60 mm	0.0236	0.6	5/16	8	1 1/8	29	—	14	8
#73	0.024	0.61	5/16	8	1 1/8	29	—	14	8
#72	0.025	0.635	5/16	8	1 1/8	29	—	14	8
0.65 mm	0.0256	0.65	3/8	10	1 1/4	32	—	14	8
#71	0.026	0.66	3/8	10	1 1/4	32	—	14	8
0.70 mm	0.0276	0.7	3/8	10	1 1/4	32	—	14	8
#70	0.028	0.711	3/8	10	1 1/4	32	—	14	8
#69	0.0292	0.742	1/2	13	1 3/8	35	—	14	8
0.75 mm	0.0295	0.75	1/2	13	1 3/8	35	—	14	8
#68	0.031	0.787	1/2	13	1 3/8	35	—	14	8
1/32 in	0.0312	0.792	1/2	13	1 3/8	35	—	14	8
0.80 mm	0.0315	0.8	1/2	13	1 3/8	35	—	14	8
#67	0.032	0.813	1/2	13	1 3/8	35	—	14	8
#66	0.033	0.838	1/2	13	1 3/8	35	mmeq<-dec	14	8
0.85 mm	0.0335	0.85	5/8	16	1 1/2	38	—	14	8
#65	0.035	0.889	5/8	16	1 1/2	38	—	14	8
0.90 mm	0.0354	0.899	5/8	16	1 1/2	38	—	14	8
#64	0.036	0.914	5/8	16	1 1/2	38	—	14	8
#63	0.037	0.94	5/8	16	1 1/2	38	—	14	8
0.95 mm	0.0374	0.95	5/8	16	1 1/2	38	dec<-mmeq	14	8
#62	0.038	0.965	5/8	16	1 1/2	38	—	14	8
#61	0.039	0.991	11/16	17	1 5/8	41	—	14	8
1.00 mm	0.0394	1	11/16	17	1 5/8	41	—	14	8
#60	0.04	1.016	11/16	17	1 5/8	41	—	14	8
#59	0.041	1.041	11/16	17	1 5/8	41	—	14	8
1.05 mm	0.0413	1.05	11/16	17	1 5/8	41	—	14	8
#58	0.042	1.067	11/16	17	1 5/8	41	—	14	8
#57	0.043	1.092	3/4	19	1 3/4	44	—	14	8
1.10 mm	0.0433	1.1	3/4	19	1 3/4	44	manual Fmm=19.0 (page image)	14	8
1.15 mm	0.0453	1.15	3/4	19	1 3/4	44	manual Fmm=19.0 (page image)	14	8
#56	0.0465	1.181	3/4	19	1 3/4	44	manual Fmm=19.0 (page image)	14	8
3/64 in	0.0469	1.191	3/4	19	1 3/4	44	manual Fmm=19.0 (page image)	14	8
1.20 mm	0.0472	1.2	7/8	22	1 7/8	48	manual Fmm=22.0 (page image)	14	8
1.25 mm	0.0492	1.25	7/8	22	1 7/8	48	manual Fmm=22.0 (page image)	14	8
1.30 mm	0.0512	1.3	7/8	22	1 7/8	48	—	15	9
#55	0.052	1.321	7/8	22	1 7/8	48	dec<-mmeq	15	9
1.35 mm	0.0531	1.35	7/8	22	1 7/8	48	—	15	9
#54	0.055	1.397	7/8	22	1 7/8	48	—	15	9
1.40 mm	0.0551	1.4	7/8	22	1 7/8	48	—	15	9
1.45 mm	0.0571	1.45	7/8	22	1 7/8	48	—	15	9
1.50 mm	0.0591	1.5	7/8	22	1 7/8	48	—	15	9
#53	0.0595	1.511	7/8	22	1 7/8	48	—	15	9
1.55 mm	0.061	1.55	7/8	22	1 7/8	48	—	15	9
1/16 in	0.0625	1.588	7/8	22	1 7/8	48	—	15	9
1.60 mm	0.063	1.6	7/8	22	1 7/8	48	—	15	9
#52	0.0635	1.613	7/8	22	1 7/8	48	—	15	9
1.65 mm	0.065	1.65	1	25	2	51	—	15	9
1.70 mm	0.0669	1.7	1	25	2	51	—	15	9
#51	0.067	1.702	1	25	2	51	—	15	9
1.75 mm	0.0689	1.75	1	25	2	51	—	15	9
#50	0.07	1.778	1	25	2	51	mmeq<-dec	15	9
1.80 mm	0.0709	1.8	1	25	2	51	—	15	9
1.85 mm	0.0728	1.85	1	25	2	51	—	15	9
#49	0.073	1.854	1	25	2	51	dec<-mmeq	15	9
1.90 mm	0.0748	1.9	1	25	2	51	—	15	9
#48	0.076	1.93	1	25	2	51	—	15	9
1.95 mm	0.0768	1.95	1	25	2	51	—	15	9
5/64 in	0.0781	1.984	1	25	2	51	—	15	9
#47	0.0785	1.994	1	25	2	51	—	15	9
2.00 mm	0.0787	2	1	25	2	51	—	15	9
2.05 mm	0.0807	2.05	1 1/8	29	2 1/8	54	—	15	9
#46	0.081	2.057	1 1/8	29	2 1/8	54	—	15	9
#45	0.082	2.083	1 1/8	29	2 1/8	54	—	15	9
2.10 mm	0.0827	2.1	1 1/8	29	2 1/8	54	—	15	9
2.15 mm	0.0846	2.15	1 1/8	29	2 1/8	54	—	15	9
#44	0.086	2.184	1 1/8	29	2 1/8	54	—	15	9
2.20 mm	0.0866	2.2	1 1/4	32	2 1/4	57	manual Fmm=32.0 (page image); manual Lmm=57.0 (page image)	15	9
2.25 mm	0.0886	2.25	1 1/4	32	2 1/4	57	—	15	9
#43	0.089	2.261	1 1/4	32	2 1/4	57	—	15	9
2.30 mm	0.0906	2.3	1 1/4	32	2 1/4	57	—	15	9
2.35 mm	0.0925	2.35	1 1/4	32	2 1/4	57	—	15	9
#42	0.0935	2.375	1 1/4	32	2 1/4	57	—	15	9
3/32 in	0.0938	2.383	1 1/4	32	2 1/4	57	—	15	9
2.40 mm	0.0945	2.4	1 3/8	35	2 3/8	60	—	15	9
#41	0.096	2.438	1 3/8	35	2 3/8	60	—	16	10
2.46 mm	0.0965	2.45	1 3/8	35	2 3/8	60	—	16	10
#40	0.098	2.489	1 3/8	35	2 3/8	60	—	16	10
2.50 mm	0.0984	2.5	1 3/8	35	2 3/8	60	—	16	10
#39	0.0995	2.527	1 3/8	35	2 3/8	60	—	16	10
#38	0.1015	2.578	1 7/16	37	2 1/2	64	—	16	10
2.60 mm	0.1024	2.6	1 7/16	37	2 1/2	64	—	16	10
#37	0.104	2.642	1 7/16	37	2 1/2	64	—	16	10
2.70 mm	0.1063	2.7	1 7/16	37	2 1/2	64	—	16	10
#36	0.1065	2.705	1 7/16	37	2 1/2	64	—	16	10
7/64 in	0.1094	2.779	1 1/2	38	2 5/8	67	—	16	10
#35	0.11	2.794	1 1/2	38	2 5/8	67	—	16	10
2.80 mm	0.1102	2.8	1 1/2	38	2 5/8	67	—	16	10
#34	0.111	2.819	1 1/2	38	2 5/8	67	—	16	10
#33	0.113	2.87	1 1/2	38	2 5/8	67	—	16	10
2.90 mm	0.1142	2.9	1 5/8	41	2 3/4	70	—	16	10
#32	0.116	2.946	1 5/8	41	2 3/4	70	—	16	10
3.00 mm	0.1181	3	1 5/8	41	2 3/4	70	—	16	10
#31	0.12	3.048	1 5/8	41	2 3/4	70	—	16	10
3.10 mm	0.122	3.1	1 5/8	41	2 3/4	70	—	16	10
1/8 in	0.125	3.175	1 5/8	41	2 3/4	70	—	16	10
3.20 mm	0.126	3.2	1 5/8	41	2 3/4	70	—	16	10
#30	0.1285	3.264	1 5/8	41	2 3/4	70	—	16	10
3.30 mm	0.1299	3.3	1 3/4	44	2 7/8	73	—	16	10
3.40 mm	0.1339	3.4	1 3/4	44	2 7/8	73	—	16	10
#29	0.136	3.454	1 3/4	44	2 7/8	73	—	16	10
3.50 mm	0.1378	3.5	1 3/4	44	2 7/8	73	—	16	10
#28	0.1405	3.569	1 3/4	44	2 7/8	73	—	16	10
9/64 in	0.1406	3.571	1 3/4	44	2 7/8	73	—	16	10
3.60 mm	0.1417	3.6	1 7/8	48	3	76	—	16	10
#27	0.144	3.658	1 7/8	48	3	76	—	16	10
3.70 mm	0.1457	3.7	1 7/8	48	3	76	—	16	10
#26	0.147	3.734	1 7/8	48	3	76	—	16	10
#25	0.1495	3.797	1 7/8	48	3	76	—	16	10
3.80 mm	0.1496	3.8	1 7/8	48	3	76	—	16	10
#24	0.152	3.861	2	51	3 1/8	79	—	16	10
3.90 mm	0.1535	3.9	2	51	3 1/8	79	—	16	10
#23	0.154	3.912	2	51	3 1/8	79	—	16	10
5/32 in	0.1562	3.967	2	51	3 1/8	79	—	16	10
#22	0.157	3.988	2	51	3 1/8	79	manual Lmm=79.0 (page image)	16	10
4.00 mm	0.1575	4	2 1/8	54	3 1/4	83	—	17	11
#21	0.159	4.039	2 1/8	54	3 1/4	83	—	17	11
#20	0.161	4.089	2 1/8	54	3 1/4	83	—	17	11
4.10 mm	0.1614	4.1	2 1/8	54	3 1/4	83	—	17	11
4.20 mm	0.1654	4.2	2 1/8	54	3 1/4	83	manual Fmm=54.0 (page image); manual Lmm=83.0 (page image)	17	11
#19	0.166	4.216	2 1/8	54	3 1/4	83	—	17	11
4.30 mm	0.1693	4.3	2 1/8	54	3 1/4	83	—	17	11
#18	0.1695	4.305	2 1/8	54	3 1/4	83	—	17	11
11/64 in	0.1719	4.366	2 1/8	54	3 1/4	83	—	17	11
#17	0.173	4.394	2 3/16	56	3 3/8	86	—	17	11
4.40 mm	0.1732	4.4	2 3/16	56	3 3/8	86	—	17	11
#16	0.177	4.496	2 3/16	56	3 3/8	86	—	17	11
4.50 mm	0.1772	4.5	2 3/16	56	3 3/8	86	—	17	11
#15	0.18	4.572	2 3/16	56	3 3/8	86	—	17	11
4.60 mm	0.1811	4.6	2 3/16	56	3 3/8	86	mmeq<-metric label; dec<-mmeq	17	11
#14	0.182	4.623	2 3/16	56	3 3/8	86	—	17	11
#13, 4.70 mm	0.185	4.7	2 5/16	59	3 1/2	89	—	17	11
3/16 in	0.1875	4.762	2 5/16	59	3 1/2	89	—	17	11
#12, 4.80 mm	0.189	4.8	2 5/16	59	3 1/2	89	—	17	11
#11	0.191	4.851	2 5/16	59	3 1/2	89	—	17	11
4.90 mm	0.1929	4.9	2 7/16	62	3 5/8	92	manual Fmm=62.0 (page image)	17	11
#10	0.1935	4.915	2 7/16	62	3 5/8	92	—	17	11
#9	0.196	4.978	2 7/16	62	3 5/8	92	—	17	11
5.00 mm	0.1969	5	2 7/16	62	3 5/8	92	manual Fmm=62.0 (page image)	17	11
#8	0.199	5.055	2 7/16	62	3 5/8	92	—	17	11
5.10 mm	0.2008	5.1	2 7/16	62	3 5/8	92	—	17	11
#7	0.201	5.105	2 7/16	62	3 5/8	92	—	17	11
13/64 in	0.2031	5.159	2 7/16	62	3 5/8	92	—	17	11
#6	0.204	5.182	2 1/2	64	3 3/4	95	—	17	11
5.20 mm	0.2047	5.2	2 1/2	64	3 3/4	95	—	17	11
#5	0.2055	5.22	2 1/2	64	3 3/4	95	—	17	11
5.30 mm	0.2087	5.3	2 1/2	64	3 3/4	95	—	17	11
#4	0.209	5.309	2 1/2	64	3 3/4	95	—	17	11
5.40 mm	0.2126	5.4	2 1/2	64	3 3/4	95	—	17	11
#3	0.213	5.41	2 1/2	64	3 3/4	95	—	17	11
5.50 mm	0.2165	5.5	2 1/2	64	3 3/4	95	—	17	11
7/32 in	0.2188	5.558	2 1/2	64	3 3/4	95	dec<-mmeq	17	11
5.60 mm	0.2205	5.6	2 5/8	67	3 7/8	98	—	17	11
#2	0.221	5.613	2 5/8	67	3 7/8	98	dec<-mmeq	17	11
5.70 mm	0.2244	5.7	2 5/8	67	3 7/8	98	—	17	11
#1	0.228	5.791	2 5/8	67	3 7/8	98	—	18	12
5.80 mm	0.2283	5.8	2 5/8	67	3 7/8	98	—	18	12
5.90 mm	0.2323	5.9	2 5/8	67	3 7/8	98	—	18	12
A	0.234	5.944	2 5/8	67	3 7/8	98	—	18	12
15/64 in	0.2344	5.953	2 5/8	67	3 7/8	98	—	18	12
6.00 mm	0.2362	6	2 3/4	70	4	102	—	18	12
B	0.238	6.045	2 3/4	70	4	102	—	18	12
6.10 mm	0.2402	6.1	2 3/4	70	4	102	—	18	12
C	0.242	6.147	2 3/4	70	4	102	—	18	12
6.20 mm	0.2441	6.2	2 3/4	70	4	102	—	18	12
D	0.246	6.248	2 3/4	70	4	102	—	18	12
6.30 mm	0.248	6.3	2 3/4	70	4	102	—	18	12
E, 1/4 in	0.25	6.35	2 3/4	70	4	102	—	18	12
6.40 mm	0.252	6.4	2 7/8	73	4 1/8	105	—	18	12
6.50 mm	0.2559	6.5	2 7/8	73	4 1/8	105	—	18	12
F	0.257	6.528	2 7/8	73	4 1/8	105	—	18	12
6.60 mm	0.2598	6.6	2 7/8	73	4 1/8	105	—	18	12
G	0.261	6.629	2 7/8	73	4 1/8	105	—	18	12
6.70 mm	0.2638	6.7	2 7/8	73	4 1/8	105	—	18	12
17/64 in	0.2656	6.746	2 7/8	73	4 1/8	105	—	18	12
H	0.266	6.756	2 7/8	73	4 1/8	105	—	18	12
6.80 mm	0.2677	6.8	2 7/8	73	4 1/8	105	—	18	12
6.90 mm	0.2717	6.9	2 7/8	73	4 1/8	105	—	18	12
I	0.272	6.909	2 7/8	73	4 1/8	105	—	18	12
7.00 mm	0.2756	7	2 7/8	73	4 1/8	105	—	18	12
J	0.277	7.036	2 7/8	73	4 1/8	105	—	18	12
7.10 mm	0.2795	7.1	2 15/16	75	4 1/4	108	—	18	12
K	0.281	7.137	2 15/16	75	4 1/4	108	—	18	12
9/32 in	0.2812	7.142	2 15/16	75	4 1/4	108	—	18	12
7.20 mm	0.2835	7.2	2 15/16	75	4 1/4	108	—	18	12
7.30 mm	0.2874	7.3	2 15/16	75	4 1/4	108	—	18	12
L	0.29	7.366	2 15/16	75	4 1/4	108	—	18	12
7.40 mm	0.2913	7.4	3 1/16	78	4 3/8	111	—	18	12
M	0.295	7.493	3 1/16	78	4 3/8	111	—	18	12
7.50 mm	0.2953	7.5	3 1/16	78	4 3/8	111	—	18	12
19/64 in	0.2969	7.541	3 1/16	78	4 3/8	111	—	18	12
7.60 mm	0.2992	7.6	3 1/16	78	4 3/8	111	—	18	12
N	0.302	7.671	3 1/16	78	4 3/8	111	—	18	12
7.70 mm	0.3031	7.7	3 3/16	81	4 1/2	114	—	18	12
7.80 mm	0.3071	7.8	3 3/16	81	4 1/2	114	—	18	12
7.90 mm	0.311	7.9	3 3/16	81	4 1/2	114	—	19	13
5/16 in	0.3125	7.938	3 3/16	81	4 1/2	114	—	19	13
8.00 mm	0.315	8	3 3/16	81	4 1/2	114	—	19	13
O	0.316	8.026	3 3/16	81	4 1/2	114	—	19	13
8.10 mm	0.3189	8.1	3 5/16	84	4 5/8	117	—	19	13
8.20 mm	0.3228	8.2	3 5/16	84	4 5/8	117	—	19	13
P	0.323	8.204	3 5/16	84	4 5/8	117	—	19	13
8.30 mm	0.3268	8.3	3 5/16	84	4 5/8	117	—	19	13
21/64 in	0.3281	8.334	3 5/16	84	4 5/8	117	—	19	13
8.40 mm	0.3307	8.4	3 7/16	87	4 3/4	121	—	19	13
Q	0.332	8.433	3 7/16	87	4 3/4	121	—	19	13
8.50 mm	0.3346	8.5	3 7/16	87	4 3/4	121	—	19	13
8.60 mm	0.3386	8.6	3 7/16	87	4 3/4	121	—	19	13
R	0.339	8.611	3 7/16	87	4 3/4	121	—	19	13
8.70 mm	0.3425	8.7	3 7/16	87	4 3/4	121	—	19	13
11/32 in	0.3438	8.733	3 7/16	87	4 3/4	121	—	19	13
8.80 mm	0.3465	8.8	3 1/2	89	4 7/8	124	—	19	13
S	0.348	8.839	3 1/2	89	4 7/8	124	—	19	13
8.90 mm	0.3504	8.9	3 1/2	89	4 7/8	124	—	19	13
9.00 mm	0.3543	9	3 1/2	89	4 7/8	124	—	19	13
T	0.358	9.093	3 1/2	89	4 7/8	124	—	19	13
9.10 mm	0.3583	9.1	3 1/2	89	4 7/8	124	—	19	13
23/64 in	0.3594	9.129	3 1/2	89	4 7/8	124	—	19	13
9.20 mm	0.3622	9.2	3 5/8	92	5	127	—	19	13
9.30 mm	0.3661	9.3	3 5/8	92	5	127	—	19	13
U	0.368	9.347	3 5/8	92	5	127	—	19	13
9.40 mm	0.3701	9.4	3 5/8	92	5	127	—	19	13
9.50 mm	0.374	9.5	3 5/8	92	5	127	—	19	13
3/8 in	0.375	9.525	3 5/8	92	5	127	—	19	13
V	0.377	9.576	3 5/8	92	5	127	—	19	13
9.60 mm	0.378	9.6	3 3/4	95	5 1/8	130	—	19	13
9.70 mm	0.3819	9.7	3 3/4	95	5 1/8	130	—	19	13
9.80 mm	0.3858	9.8	3 3/4	95	5 1/8	130	—	19	13
W	0.386	9.804	3 3/4	95	5 1/8	130	—	19	13
9.90 mm	0.3898	9.9	3 3/4	95	5 1/8	130	—	19	13
25/64 in	0.3906	9.921	3 3/4	95	5 1/8	130	—	19	13
10.00 mm	0.3937	10	3 3/4	95	5 1/8	130	—	19	13
X	0.397	10.084	3 3/4	95	5 1/8	130	—	19	13
10.20 mm	0.4016	10.2	3 7/8	98	5 1/4	133	—	19	13
Y	0.404	10.262	3 7/8	98	5 1/4	133	—	19	13
13/32 in	0.4062	10.317	3 7/8	98	5 1/4	133	—	20	14
Z	0.413	10.49	3 7/8	98	5 1/4	133	—	20	14
10.50 mm	0.4134	10.5	3 7/8	98	5 1/4	133	—	20	14
27/64 in	0.4219	10.716	3 15/16	100	5 3/8	137	—	20	14
10.80 mm	0.4252	10.8	4 1/16	103	5 1/2	140	—	20	14
11.00 mm	0.4331	11	4 1/16	103	5 1/2	140	mmeq<-metric label	20	14
7/16 in	0.4375	11.112	4 1/16	103	5 1/2	140	—	20	14
11.20 mm	0.4409	11.2	4 3/16	106	5 5/8	143	—	20	14
11.50 mm	0.4528	11.5	4 3/16	106	5 5/8	143	—	20	14
29/64 in	0.4531	11.509	4 3/16	106	5 5/8	143	—	20	14
11.80 mm	0.4646	11.8	4 5/16	110	5 3/4	146	—	20	14
15/32 in	0.4688	11.908	4 5/16	110	5 3/4	146	dec/mmeq mismatch; manual mmeq=11.908 (page image)	20	14
12.00 mm	0.4724	12	4 3/8	111	5 7/8	149	—	20	14
12.20 mm	0.4803	12.2	4 3/8	111	5 7/8	149	—	20	14
31/64 in	0.4844	12.304	4 3/8	111	5 7/8	149	—	20	14
12.50 mm	0.4921	12.5	4 1/2	114	6	152	—	20	14
1/2 in	0.5	12.7	4 1/2	114	6	152	—	20	14
12.90 mm	0.5039	12.8	4 1/2	114	6	152	—	20	14
13.00 mm	0.5118	13	4 1/2	114	6	152	—	20	14
33/64 in	0.5156	13.096	4 13/16	122	6 5/8	168	—	20	14
13.20 mm	0.5197	13.2	4 13/16	122	6 5/8	168	—	20	14
17/32 in	0.5312	13.494	4 13/16	122	6 5/8	168	dec/mmeq mismatch; printed mm equivalent 13.494 differs from decimal x 25.4 = 13.492	20	14
13.50 mm	0.5315	13.5	4 13/16	122	6 5/8	168	—	20	14
13.80 mm	0.5433	13.8	4 13/16	122	6 5/8	168	—	20	14
35/64 in	0.5469	13.891	4 13/16	122	6 5/8	168	—	20	14
14.00 mm	0.5512	14	4 13/16	122	6 5/8	168	—	20	14
14.25 mm	0.561	14.25	4 13/16	122	6 5/8	168	—	20	14
9/16 in	0.5625	14.288	4 13/16	122	6 5/8	168	—	20	14
14.50 mm	0.5709	14.5	4 13/16	122	6 5/8	168	—	20	14
37/64 in	0.5781	14.684	4 13/16	122	6 5/8	168	—	20	14
14.75 mm	0.5807	14.75	5 3/16	132	7 1/8	181	—	20	14
15.00 mm	0.5906	15	5 3/16	132	7 1/8	181	—	20	14
19/32 in	0.5938	15.083	5 3/16	132	7 1/8	181	—	20	14
15.25 mm	0.6004	15.25	5 3/16	132	7 1/8	181	—	20	14
39/64 in	0.6094	15.479	5 3/16	132	7 1/8	181	—	20	14
15.50 mm	0.6102	15.5	5 3/16	132	7 1/8	181	—	20	14
15.75 mm	0.6201	15.75	5 3/16	132	7 1/8	181	—	20	14
5/8 in	0.625	15.875	5 3/16	132	7 1/8	181	—	20	14
16.00 mm	0.6299	16	5 3/16	132	7 1/8	181	—	20	14
16.25 mm	0.6398	16.25	5 3/16	132	7 1/8	181	—	20	14
41/64 in	0.6406	16.271	5 3/16	132	7 1/8	181	manual Fmm=132.0 (page image); manual Lmm=181.0 (page image)	21	15
16.50 mm	0.6496	16.5	5 3/16	132	7 1/8	181	manual Fmm=132.0 (page image); manual Lmm=181.0 (page image)	21	15
21/32 in	0.6562	16.667	5 3/16	132	7 1/8	181	manual Fmm=132.0 (page image); manual Lmm=181.0 (page image)	21	15
16.75 mm	0.6594	16.75	5 5/8	143	7 5/8	194	manual Fmm=143.0 (page image); manual Lmm=194.0 (page image)	21	15
17.00 mm	0.6693	17	5 5/8	143	7 5/8	194	—	21	15
43/64 in	0.6719	17.066	5 5/8	143	7 5/8	194	manual Fmm=143.0 (page image); manual Lmm=194.0 (page image)	21	15
17.25 mm	0.6791	17.25	5 5/8	143	7 5/8	194	dec<-mmeq; manual Fmm=143.0 (page image); manual Lmm=194.0 (page image)	21	15
11/16 in	0.6875	17.462	5 5/8	143	7 5/8	194	manual Fmm=143.0 (page image); manual Lmm=194.0 (page image)	21	15
17.50 mm	0.689	17.5	5 5/8	143	7 5/8	194	dec<-mmeq; manual Fmm=143.0 (page image); manual Lmm=194.0 (page image)	21	15

Diameter range (in)	Diameter range (mm)	Plus (+) in	Minus (-) in	Plus (+) mm	Minus (-) mm
From #97 through #81	From 0.15 through 0.33	0.0002	0.0002	0.005	0.005
Over #81 through 1/8	Over 0.33 through 3.18	0.0000	0.0005	0.000	0.013
Over 1/8 through 1/4	Over 3.18 through 6.35	0.0000	0.0007	0.000	0.018
Over 1/4 through 1/2	Over 6.35 through 12.70	0.0000	0.0010	0.000	0.025
Over 1/2 through 1	Over 12.70 through 25.40	0.0000	0.0012	0.000	0.030
Over 1 through 2	Over 25.40 through 50.80	0.0000	0.0015	0.000	0.038
Over 2 through 3 1/2	Over 50.80 through 88.90	0.0000	0.0020	0.000	0.051

Diameter range (in)	Diameter range (mm)	Plus (+) in	Minus (-) in	Plus (+) mm	Minus (-) mm
From #97 through #81	From 0.15 through 0.33	0.0002 (minus)	0.0002	0.005 (minus)	0.005
Over #81 through 1/8	Over 0.33 through 3.18	0.0000	0.0025	0.000	0.064
Over 1/8 through 1/4	Over 3.18 through 6.35	0.0005	0.0030	0.013	0.076
Over 1/4 through 1/2	Over 6.35 through 12.70	0.0005	0.0045	0.013	0.114
Over 1/2 through 2	Over 12.70 through 50.80	0.0005	0.0030	0.013	0.076

Diameter range (in)	Diameter range (mm)	Tolerance (in)	Tolerance (mm)
From #97 through #81	From 0.15 through 0.33	None	None
Over #81 through 1/8	Over 0.33 through 3.18	0.0000 to 0.0008	0.000 to 0.020
Over 1/8 through 1/4	Over 3.18 through 6.35	0.0002 to 0.0008	0.005 to 0.020
Over 1/4 through 1/2	Over 6.35 through 12.70	0.0002 to 0.0009	0.005 to 0.022
Over 1/2 through 1	Over 12.70 through 25.40	0.0003 to 0.0011	0.007 to 0.028
Over 1 through 3 1/2	Over 25.40 through 88.90	0.0004 to 0.0015	0.010 to 0.038

Diameter range (in)	Diameter range (mm)	Included angle (deg)	Tolerance
From 1/16 through 1/2	From 1.59 through 12.70	118	±5°
Over 1/2 through 1 1/2	Over 12.70 through 38.10	118	±3°
Over 1 1/2 through 3 1/2	Over 38.10 through 88.90	118	±2°

Diameter range (in)	Diameter range (mm)	Lip height TIV (in)	Lip height TIV (mm)	Centrality of web TIV (in)	Centrality of web TIV (mm)	Flute spacing TIV (in)	Flute spacing TIV (mm)	Flute spacing actual deviation (in)	Flute spacing actual deviation (mm)
From 1/16 through 1/8	From 1.59 through 3.18	0.0020	0.051	0.0030	0.076	0.0030	0.076	0.0015	0.038
Over 1/8 through 1/4	Over 3.18 through 6.35	0.0030	0.076	0.0040	0.102	0.0060	0.152	0.0030	0.076
Over 1/4 through 1/2	Over 6.35 through 12.70	0.0040	0.102	0.0050	0.127	0.0100	0.254	0.0050	0.127
Over 1/2 through 1	Over 12.70 through 25.40	0.0050	0.127	0.0070	0.178	0.0140	0.356	0.0070	0.178
Over 1 through 3 1/2	Over 25.40 through 88.90	0.0060	0.152	0.0100	0.254	0.0260	0.660	0.0130	0.330

5.50 mm Jobbers length twist drill

Drawing

Dimensions

Tolerances (Table 10)

This diameter in other tables

Data check

Table 1: Jobbers length twist drill

Drill types in the standard

Combined drills and countersinks (Table 9A)

Tolerances, tangs, split points, checks and errata

Tapped-hole drills for common threads

About these values

Type	Size	A in	A mm	D in	D mm	E in	E mm	C in	C mm	L in	L mm
Plain	00	3/32	2.38	.025	0.64	-	-	.030	0.76	1 1/8	29
Plain	0	3/32	2.38	1/32	0.79	-	-	.038	0.97	1 1/8	29
Plain	1	1/8	3.18	3/64	1.19	-	-	3/64	1.19	1 1/4	32
Plain	2	3/16	4.76	5/64	1.98	-	-	5/64	1.98	1 7/8	48
Plain	3	1/4	6.35	7/64	2.78	-	-	7/64	2.78	2	51
Plain	4	5/16	7.94	1/8	3.18	-	-	1/8	3.18	2 1/8	54
Plain	5	7/16	11.11	3/16	4.76	-	-	3/16	4.76	2 3/4	70
Plain	6	1/2	12.7	7/32	5.56	-	-	7/32	5.56	3	76
Plain	7	5/8	15.88	1/4	6.35	-	-	1/4	6.35	3 1/4	83
Plain	8	3/4	19.05	5/16	7.94	-	-	5/16	7.94	3 1/2	89
Bell	11	1/8	3.18	3/64	1.19	0.10	2.5	3/64	1.19	1 1/4	32
Bell	12	3/16	4.76	1/16	1.59	0.15	3.8	1/16	1.59	1 7/8	48
Bell	13	1/4	6.35	3/32	2.38	0.20	5.1	3/32	2.38	2	51
Bell	14	5/16	7.94	7/64	2.78	0.25	6.4	7/64	2.78	2 1/4	54
Bell	15	7/16	11.11	5/32	3.97	0.35	8.1	5/32	3.97	2 3/4	70
Bell	16	1/2	12.7	3/16	4.76	0.40	10.2	3/16	4.76	3	76
Bell	17	5/8	15.88	7/32	5.56	0.50	12.7	7/32	5.56	3 1/4	83
Bell	18	3/4	19.05	1/4	6.35	0.60	15.2	1/4	6.35	3 1/2	89

Diameter range (in)	Diameter range (mm)	Plus (+) in	Minus (-) in	Plus (+) mm	Minus (-) mm
From #97 through #81	From 0.15 through 0.33	1/64	1/64	0.4	0.4
Over #81 through 1/8	Over 0.33 through 3.18	1/8	1/16	3.2	1.6
Over 1/8 through 1/2	Over 3.18 through 12.70	1/8	1/8	3.2	3.2
Over 1/2 through 1	Over 12.70 through 25.40	1/4	1/8	6.4	3.2
Over 1 through 2	Over 25.40 through 50.80	1/4	1/4	6.4	6.4
Over 2 through 3 1/2	Over 50.80 through 88.90	3/8	3/8	9.5	9.5

Drill length series	Applies to drills	Formula	Maximum allowed TIR (in)
Jobbers length	0.03125 in. and larger (smaller: manufacturer's discretion)	0.0001316 x (overall length / drill diameter) + 0.00368	-
Taper length	0.03125 in. and larger (smaller: manufacturer's discretion)	0.000375 x (overall length / drill diameter) + 0.0027	0.02
Screw machine length	0.0400 in. and larger (smaller: manufacturer's discretion)	0.0001316 x (overall length / drill diameter) + 0.00368	0.007

Diameter range (in)	Maximum TIR (in)
.0400-.0624	.020
.0625-.1249	.015
.1250-.2499	.012
.2500-.3749	.010
.3750-.4999	.007
.5000	.005

Element	Size designations	Plus (+) in	Minus (-) in	Plus (+) mm	Minus (-) mm
Body diameter (A)	All sizes	0.0000	0.0020	0.000	0.051
Drill length (C)	00	0.005	0.005	0.13	0.13
Drill length (C)	0 through 2 and 11 and 12	0.008	0.008	0.20	0.20
Drill length (C)	3 through 8 and 13 through 18	1/64	1/64	0.4	0.4
Drill diameter (D)	All sizes	0.0030	0.0000	0.076	0.000
Overall length (L)	All sizes	1/32	1/16	0.8	1.6

A range (in)	A range (mm)	J max (in)	J min (in)	J max (mm)	J min (mm)	K (in)	K (mm)
1/8 through 3/16	3.18 through 4.76	0.094	0.090	2.39	2.29	9/32	7.0
Over 3/16 through 1/4	Over 4.76 through 6.35	0.122	0.118	3.10	3.00	5/16	8.0
Over 1/4 through 5/16	Over 6.35 through 7.94	0.162	0.158	4.11	4.01	11/32	8.5
Over 5/16 through 3/8	Over 7.94 through 9.53	0.203	0.199	5.16	5.06	3/8	9.5
Over 3/8 through 15/32	Over 9.53 through 11.91	0.243	0.239	6.17	6.07	7/16	11.0
Over 15/32 through 9/16	Over 11.91 through 14.29	0.303	0.297	7.70	7.55	1/2	12.5
Over 9/16 through 21/32	Over 14.29 through 16.67	0.373	0.367	9.47	9.32	9/16	14.5
Over 21/32 through 3/4	Over 16.67 through 19.05	0.443	0.437	11.25	11.10	5/8	16.0
Over 3/4 through 7/8	Over 19.05 through 22.23	0.514	0.508	13.05	12.90	11/16	17.5
Over 7/8 through 1	Over 22.23 through 25.40	0.609	0.601	15.47	15.27	3/4	19.0
Over 1 through 1 3/16	Over 25.40 through 30.16	0.700	0.692	17.78	17.58	13/16	20.5
Over 1 3/16 through 1 3/8	Over 30.16 through 34.93	0.817	0.809	20.75	20.55	7/8	22.0

Thickness of tang T (in)	Thickness of tang T (mm)	T.I.V. (in)	T.I.V. (mm)
From 0.090 through 0.243	From 2.29 through 6.17	0.006	0.16
Over 0.243 through 0.443	Over 6.17 through 11.25	0.007	0.18
Over 0.443 through 0.609	Over 11.25 through 15.47	0.008	0.21
Over 0.609 through 0.817	Over 15.47 through 20.75	0.009	0.23

Range (drill diameter, in)	A = 118 deg lip relief	A = 135 deg lip relief	E lip height	W2 web after notching	R max radius in notch	G alignment of secondary cutting edges	C chisel edge centrality
1/16 - #41	20 deg ±3 deg	16 deg ±3 deg	.002 T.I.V.	.002/.005	.005	.002	.002
#40 - 1/8	17 deg ±2 deg	14 deg ±2 deg	.002 T.I.V.	.002/.005	.007	.003	.002
Over 1/8 - 1/4	14 deg ±2 deg	14 deg ±2 deg	.002 T.I.V.	.002/.005	.010	.003	.002
Over 1/4 - 1/2	12 deg ±2 deg	12 deg ±2 deg	.002 T.I.V.	.002/.009	.015	.004	.004
Over 1/2 - 3/4	12 deg ±2 deg	10 deg ±2 deg	.004 T.I.V.	.003/.012	.020	.005	.004
Over 3/4 - 1	11 deg ±2 deg	8 deg ±2 deg	.004 T.I.V.	.005/.020	.025	.007	.004

Table	Printed rows (counted on the pages)	Rows in "Tbl" sheet	Rows in Designations (one per designation / shank option / flute count)
Table 1	319	319	330
Table 2A	183	183	185
Table 2B	120	120	120
Table 3A	296	296	299
Table 3B	30	30	30
Table 5	276	276	380
Table 7	30	30	38
Table 8	61	61	86

Table	Row	What is printed
Table 1	17/32 in	printed mm equivalent 13.494 differs from decimal x 25.4 = 13.492
Table 3A	13/32 in	printed mm equivalent 10.320 differs from decimal x 25.4 = 10.317
Table 3A	5/8 in	printed mm equivalent 15.815 differs from decimal x 25.4 = 15.875
Table 3A	25/32 in	printed mm equivalent 19.845 differs from decimal x 25.4 = 19.842
Table 5	5/8 in	printed mm equivalent 15.815 differs from decimal x 25.4 = 15.875
Table 5	17.50 mm	printed mm equivalent 17.500 differs from decimal x 25.4 = 17.475
Table 5	15/16 in	printed mm equivalent 23.862 differs from decimal x 25.4 = 23.812
Table 5	2 3/16 in	printed mm equivalent 55.512 differs from decimal x 25.4 = 55.562
Table 5	56.00 mm	printed mm equivalent 56.000 differs from decimal x 25.4 = 55.880
Table 7/8	5/16 in	printed decimal 0.3175 differs from 5/16 in = 0.3125
Table 7/8	13/32 in	printed mm equivalent 10.217 differs from computed 10.319
Table 7/8	5/8 in	printed mm equivalent 15.815 differs from computed 15.875
Table 7/8	29/32 in	printed mm equivalent 23.000 differs from computed 23.019
Table 7/8	1 15/32 in	printed decimal 1.4683 differs from 1 15/32 in = 1.4688
Table 7/8	1 15/32 in	printed mm equivalent 37.300 differs from computed 37.306
Table 7/8	1 9/16 in	printed decimal 1.5675 differs from 1 9/16 in = 1.5625
Table 7/8	1 23/32 in	printed decimal 1.8438 differs from 1 23/32 in = 1.7188
Table 7/8	1 23/32 in	printed mm equivalent 43.658 differs from computed 43.656
Table 7/8	1 25/32 in	printed mm equivalent 45.262 differs from computed 45.244
Table 7/8	1 27/32 in	printed decimal 1.0000 differs from 1 27/32 in = 1.8438
Table 7/8	1 27/32 in	printed mm equivalent 46.833 differs from computed 46.831
Table 5	2 1/4 in? row printed "2.2500" in the Shank-smaller table at 3 1/4 in	printed decimal 2.2500 is a typo for 3.2500 (mm equivalent 82.550 agrees with 3.2500)

5.50 mm Jobbers length twist drill

Drawing

Dimensions

Tolerances (Table 10)

This diameter in other tables

Data check

Table 1: Jobbers length twist drill

Drill types in the standard

Combined drills and countersinks (Table 9A)

Tolerances, tangs, split points, checks and errata

Tapped-hole drills for common threads

Related tools

About these values