CLASS 2 TAPPING THREAD FOR USE IN METAL OR PLASTIC
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Technical Data
| Screw diameter | Threads per inch | Thread angle | Diameter Min | Diameter Max | Taper Short screws | taper Long screws |
| M2 | 40 | 60 degrees | 1.9 | 2 | 0.95 - 1.3 | 1.3 - 1.6 |
| M2.5 | 28 | 60 degrees | 2.4 |
2.5 |
1.4 - 1.8 | 1.8 - 2.3 |
| M3 | 24 | 60 degrees | 2.9 | 3 | 1.5 - 2.1 | 2.1 - 2.6 |
| ( M3.5 ) | 20 | 60 degrees | 3.4 | 3.5 | 1.9 - 2.5 | 2.5 - 3.2 |
| M4 | 18 | 60 degrees | 3.85 | 4 | 2.1 - 2.8 | 2.8 - 3.5 |
| M5 | 16 | 60 degrees | 4.85 | 5 | 2.4 - 3.2 | 3.2 - 4 |
| M6 | 14 | 60 degrees | 5.85 | 6 | 2.7 - 3.6 | 3.6 - 4.5 |
| M8 | 12 | 60 degrees | 7.8 | 8 | 3.2 - 4.2 | 4.2 - 5.3 |
