Description
Machine Screw Tap & Die Set (40pc)
Small sizes: 0-80NF to 6-32NC
10 tap & die sizes included:
0-80NF, 1-64NC, 1-72NF, 2-56NC, 3-48NC, 3-56NF, 4-40NC, 4-48NF, 5-40NC, 6-32NC
These are the very small UNF & UNC American threads that you normally only see in books, but they are extensively used for small machine screws in the industry.
Each tap size comes in a set of 3 which include a taper, intermediate and plug type.
All the dies are of 13/16" OD.
TAP SIZE | DEC INCHES | MM CONVERSION | REC DRILL SIZE |
0-80NF | 0.0469 | 1.19 | 3/64" |
1-64NC | 0.0595 | 1.51 | 1/16" (or #53) |
1-72NF | 0.0595 | 1.51 | 1/16" (or #53) |
2-56NC | 0.07 | 1.78 | #50 |
3-48NC | 0.0785 | 1.99 | 5/64" (or #47) |
3-56NF | 0.082 | 2.08 | #45 |
4-40NC | 0.089 | 2.26 | 3/32" (or #43) |
4-48NF | 0.0935 | 2.37 | 3/32" (or #42) |
5-40NC | 0.1015 | 2.58 | #38 |
6-32NC | 0.11 | 2.79 | 7/64" (or #35) |