The hand tap is a plug style tap that is used as a one step complete operation. The hand tap features a straight flute, right hand cut, with square drive shanks. Tap has size permanently marked on each.
Made from special tooling alloy tool steel.
- For cutting standard screw threads
- For hand threading applications
- Used in a variety of ferrous and non-ferrous materials
- Straight flute
Metric Tap Size Chart (M1 ~ M24)
| Thread Size |
Coarse Pitch (mm) |
Drill Size (mm) |
Fine Pitch (mm) |
Drill Size (mm) |
| M1.0 |
0.25 |
0.75 |
— |
— |
| M1.2 |
0.25 |
0.95 |
— |
— |
| M1.4 |
0.30 |
1.10 |
— |
— |
| M1.6 |
0.35 |
1.25 |
— |
— |
| M1.8 |
0.35 |
1.45 |
— |
— |
| M2.0 |
0.40 |
1.60 |
— |
— |
| M2.2 |
0.45 |
1.75 |
— |
— |
| M2.5 |
0.45 |
2.05 |
— |
— |
| M3.0 |
0.50 |
2.50 |
0.35 / 0.25 |
2.65 / 2.75 |
| M3.5 |
0.60 |
2.90 |
— |
— |
| M4.0 |
0.70 |
3.30 |
0.50 |
3.50 |
| M5.0 |
0.80 |
4.20 |
0.75 / 0.50 |
4.25 / 4.50 |
| M6.0 |
1.00 |
5.00 |
0.75 / 0.50 |
5.25 / 5.50 |
| M7.0 |
1.00 |
6.00 |
0.75 |
6.25 |
| M8.0 |
1.25 |
6.75 |
1.00 / 0.75 |
7.00 / 7.25 |
| M9.0 |
1.25 |
7.75 |
1.00 |
8.00 |
| M10 |
1.50 |
8.50 |
1.25 / 1.00 |
8.75 / 9.00 |
| M11 |
1.50 |
9.50 |
1.00 |
10.00 |
| M12 |
1.75 |
10.20 |
1.50 / 1.25 |
10.50 / 10.75 |
| M14 |
2.00 |
12.00 |
1.50 |
12.50 |
| M15 |
2.00 |
13.00 |
1.50 |
13.50 |
| M16 |
2.00 |
14.00 |
1.50 / 1.00 |
14.50 / 15.00 |
| M18 |
2.50 |
15.50 |
2.00 / 1.50 |
16.00 / 16.50 |
| M20 |
2.50 |
17.50 |
2.00 / 1.50 |
18.00 / 18.50 |
| M22 |
2.50 |
19.50 |
2.00 / 1.50 |
20.00 / 20.50 |
| M24 |
3.00 |
21.00 |
2.00 |
22.00 |
Notes:
Drill size is the recommended tapping drill diameter (≈ Major Diameter − Pitch).
Coarse pitch is the default ISO 261/965 standard thread.