CLASS 1 TAPPING THREAD ( POINTED ) FOR USE IN METAL AND PLASTIC
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Technical Data
| Screw diameter | Threads per inch | Point angle | Thread angle | Minor Diameter Min | Minor Diameter Max | Major Diameter Min | Major Diameter Max |
| M3 | 24 | 45 degree | 60 degree | 2.1 | 2.2 | 3 | 3.1 |
| ( M3.5 ) | 18 | 45 degree | 60 degree | 2.5 | 2.6 | 3.5 | 3.65 |
| M4 | 16 | 45 degree | 60 degree | 2.9 | 3 | 4 | 4.15 |
| M5 | 12 | 45 degree | 60 degree | 3.5 | 3.7 | 5 | 5.2 |
| M6 | 10 | 45 degree | 60 degree | 4.3 | 4.5 | 6 | 6.2 |
| M8 | 9 | 45 degree | 60 degree | 5.8 | 6 | 8 | 8.2 |
