| ANSI HSS TAPER SHANK TWIST DRILLS |
Manufacturing process: rolled, milled, fully ground
Point angle: 118
Flute Type: N
Material: HSS or HSS-Co
Finish: bright, black oxide or TiN
Diameter: 1/8-3-1/4inch
| Dia. |
Dec. Eq. |
Flute Length |
OAL |
Taper Shank # |
| 1/8 |
.1250 |
1-7/8 |
5-1/8 |
1 |
| 9/64 |
.1406 |
2-1/8 |
5-3/8 |
1 |
| 5/32 |
.1562 |
2-1/8 |
5-3/8 |
1 |
| 11/64 |
.1719 |
2-1/2 |
5-3/4 |
1 |
| 3/16 |
.1875 |
2-1/2 |
5-3/4 |
1 |
| 13/64 |
.2031 |
2-3/4 |
6 |
1 |
| 7/32 |
.2188 |
2-3/4 |
6 |
1 |
| 15/64 |
.2344 |
2-7/8 |
6-1/8 |
1 |
| 1/4 |
.2500 |
2-7/8 |
6-1/8 |
1 |
| 17/64 |
.2656 |
3 |
6-1/4 |
1 |
| 9/32 |
.2812 |
3 |
6-1/4 |
1 |
| 19/64 |
.2969 |
3-1/8 |
6-3/8 |
1 |
| 5/16 |
.3125 |
3-1/8 |
6-3/8 |
1 |
| 21/64 |
.3281 |
3-1/4 |
6-1/2 |
1 |
| 11/32 |
.3438 |
3-1/4 |
6-1/2 |
1 |
| 23/64 |
.3594 |
3-1/2 |
6-3/4 |
1 |
| 3/8 |
.3750 |
3-1/2 |
6-3/4 |
1 |
| 25/64 |
.3906 |
3-5/8 |
7 |
1 |
| 13/32 |
.4062 |
3-5/8 |
7 |
1 |
| 27/64 |
.4219 |
3-7/8 |
7-1/4 |
1 |
| 7/16 |
.4375 |
3-7/8 |
7-1/4 |
1 |
| 29/64 |
.4531 |
4-1/8 |
7-1/2 |
1 |
| 15/32 |
.4688 |
4-1/8 |
7-1/2 |
1 |
| 31/64 |
.4844 |
4-3/8 |
8-1/4 |
2 |
| 1/2 |
.5000 |
4-3/8 |
8-1/4 |
2 |
| 33/64 |
.5156 |
4-5/8 |
8-1/2 |
2 |
| 17/32 |
.5312 |
4-5/8 |
8-1/2 |
2 |
| 35/64 |
.5469 |
4-7/8 |
8-3/4 |
2 |
| 9/16 |
.5625 |
4-7/8 |
8-3/4 |
2 |
| 37/64 |
.5781 |
4-7/8 |
8-3/4 |
2 |
| 19/32 |
.5938 |
4-7/8 |
8-3/4 |
2 |
| 39/64 |
.6094 |
4-7/8 |
8-3/4 |
2 |
| 5/8 |
.6250 |
4-7/8 |
8-3/4 |
2 |
| 41/64 |
.6406 |
5-1/8 |
9 |
2 |
| 21/32 |
.6562 |
5-1/8 |
9 |
2 |
| 43/64 |
.6719 |
5-3/8 |
9-1/4 |
2 |
| 11/16 |
.6875 |
5-3/8 |
9-1/4 |
2 |
| 45/64 |
.7031 |
5-5/8 |
9-1/2 |
2 |
| 23/32 |
.7188 |
5-5/8 |
9-1/2 |
2 |
| 47/64 |
.7344 |
5-7/8 |
9-3/4 |
2 |
| 3/4 |
.7500 |
5-7/8 |
9-3/4 |
2 |
| 49/64 |
.7656 |
6 |
9-7/8 |
2 |
| 25/32 |
.7812 |
6 |
9-7/8 |
2 |
| 51/64 |
.7969 |
6-1/8 |
10-3/4 |
3 |
| 13/16 |
.8125 |
6-1/8 |
10-3/4 |
3 |
| 53/64 |
.8281 |
6-1/8 |
10-3/4 |
3 |
| 27/32 |
.8438 |
6-1/8 |
10-3/4 |
3 |
| 55/64 |
.8594 |
6-1/8 |
10-3/4 |
3 |
| 7/8 |
.8750 |
6-1/8 |
10-3/4 |
3 |
| 57/64 |
.8906 |
6-1/8 |
10-3/4 |
3 |
| 29/32 |
.9062 |
6-1/8 |
10-3/4 |
3 |
| 59/64 |
.9219 |
6-1/8 |
10-3/4 |
3 |
| 15/16 |
.9375 |
6-1/8 |
10-3/4 |
3 |
| 61/64 |
.9531 |
6-3/8 |
11 |
3 |
| 31/32 |
.9688 |
6-3/8 |
11 |
3 |
| 63/64 |
.9844 |
6-3/8 |
11 |
3 |
| 1 |
1.0000 |
6-3/8 |
11 |
3 |
| 1-1/64 |
1.0156 |
6-1/2 |
11-1/8 |
3 |
| 1-1/32 |
1.0312 |
6-1/2 |
11-1/8 |
3 |
| 1-3/64 |
1.0469 |
6-5/8 |
11-1/4 |
3 |
| 1-1/16 |
1.0625 |
6-5/8 |
11-1/4 |
3 |
| 1-5/64 |
1.0781 |
6-7/8 |
12-1/2 |
4 |
| 1-3/32 |
1.0938 |
6-7/8 |
12-1/2 |
4 |
| 1-7/64 |
1.1094 |
7-1/8 |
12-3/4 |
4 |
| 1-1/8 |
1.1250 |
7-1/8 |
12-3/4 |
4 |
| 1-9/64 |
1.1406 |
7-1/4 |
12-7/8 |
4 |
| 1-5/32 |
1.1562 |
7-1/4 |
12-7/8 |
4 |
| 1-11/64 |
1.1719 |
7-3/8 |
13 |
4 |
| 1-3/16 |
1.1875 |
7-3/8 |
13 |
4 |
| 1-13/64 |
1.2031 |
7-1/2 |
13-1/8 |
4 |
| 1-7/32 |
1.2188 |
7-1/2 |
13-1/8 |
4 |
| 1-15/64 |
1.2344 |
7-7/8 |
13-1/2 |
4 |
| 1-1/4 |
1.2500 |
7-7/8 |
13-1/2 |
4 |
| 1-17/64 |
1.2656 |
8-1/2 |
14-1/8 |
4 |
| 1-9/32 |
1.2812 |
8-1/2 |
14-1/8 |
4 |
| 1-19/64 |
1.2969 |
8-5/8 |
14-1/4 |
4 |
| 1-5/16 |
1.3125 |
8-5/8 |
14-1/4 |
4 |
| 1-21/64 |
1.3281 |
8-3/4 |
14-3/8 |
4 |
| 1-11/32 |
1.3438 |
8-3/4 |
14-3/8 |
4 |
| 1-23/64 |
1.3594 |
8-7/8 |
14-1/2 |
4 |
| 1-3/8 |
1.3750 |
8-7/8 |
14-1/2 |
4 |
| 1-25/64 |
1.3906 |
9 |
14-5/8 |
4 |
| 1-13/32 |
1.4062 |
9 |
14-5/8 |
4 |
| 1-27/64 |
1.4219 |
9-1/8 |
14-3/4 |
4 |
| 1-7/16 |
1.4375 |
9-1/8 |
14-3/4 |
4 |
| 1-29/64 |
1.4531 |
9-1/4 |
14-7/8 |
4 |
| 1-15/32 |
1.4688 |
9-1/4 |
14-7/8 |
4 |
| 1-31/64 |
1.4844 |
9-3/8 |
15 |
4 |
| 1-1/2 |
1.5000 |
9-3/8 |
15 |
4 |
| 1-17/32 |
1.5312 |
9-3/8 |
16-3/8 |
5 |
| 1-9/16 |
1.5625 |
9-5/8 |
16-5/8 |
5 |
| 1-19/32 |
1.5938 |
9-7/8 |
16-7/8 |
5 |
| 1-5/8 |
1.6250 |
10 |
17 |
5 |
| 1-21/32 |
1.6562 |
10-1/8 |
17-1/8 |
5 |
| 1-11/16 |
1.6875 |
10-1/8 |
17-1/8 |
5 |
| 1-23/32 |
1.7188 |
10-1/8 |
17-1/8 |
5 |
| 1-3/4 |
1.7500 |
10-1/8 |
17-1/8 |
5 |
| 1-25/32 |
1.7812 |
10-1/8 |
17-1/8 |
5 |
| 1-13/16 |
1.8125 |
10-1/8 |
17-1/8 |
5 |
| 1-27/32 |
1.8438 |
10-1/8 |
17-1/8 |
5 |
| 1-7/8 |
1.8750 |
10-3/8 |
17-3/8 |
5 |
| 1-29/32 |
1.9062 |
10-3/8 |
17-3/8 |
5 |
| 1-15/16 |
1.9375 |
10-3/8 |
17-3/8 |
5 |
| 1-31/32 |
1.9688 |
10-3/8 |
17-3/8 |
5 |
| 2 |
2.0000 |
10-3/8 |
17-3/8 |
5 |
| 2-1/32 |
2.0312 |
10-3/8 |
17-3/8 |
5 |
| 2-1/16 |
2.0625 |
10-1/4 |
17-3/8 |
5 |
| 2-3/32 |
2.0938 |
10-1/4 |
17-3/8 |
5 |
| 2-1/8 |
2.1250 |
10-1/4 |
17-3/8 |
5 |
| 2-5/32 |
2.1562 |
10-1/4 |
17-3/8 |
5 |
| 2-3/16 |
2.1875 |
10-1/4 |
17-3/8 |
5 |
| 2-7/32 |
2.2188 |
10-1/8 |
17-3/8 |
5 |
| 2-1/4 |
2.2500 |
10-1/8 |
17-3/8 |
5 |
| 2-5/16 |
2.3125 |
10-1/8 |
17-3/8 |
5 |
| 2-3/8 |
2.3750 |
10-1/8 |
17-3/8 |
5 |
| 2-7/16 |
2.4375 |
11-1/4 |
18-3/4 |
5 |
| 2-1/2 |
2.5000 |
11-1/4 |
18-3/4 |
5 |
| 2-9/16 |
2.5625 |
11-7/8 |
19-1/2 |
5 |
| 2-5/8 |
2.6250 |
11-7/8 |
19-1/2 |
5 |
| 2-11/16 |
2.6875 |
12-3/4 |
20-3/8 |
5 |
| 2-3/4 |
2.7500 |
12-3/4 |
20-3/8 |
5 |
| 2-13/16 |
2.8125 |
13-3/8 |
21-1/8 |
5 |
| 2-7/8 |
2.8750 |
13-3/8 |
21-1/8 |
5 |
| 2-15/16 |
2.9375 |
14 |
21-3/4 |
5 |
| 3 |
3.0000 |
14 |
21-3/4 |
5 |
|
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