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Technology
Thread Forming Screw Specification and Data
| Normal Size | Thread Pitch ( p ) | Major Diameter ( D ) | Minor Diameter ( d ) |
| M1.5 | 0.67 | M1.5 | 0.89 |
| M1.8 | 0.80 | M1.8 | 1.04 |
| M2.2 | 0.98 | M2.2 | 1.25 |
| M2.5 | 1.12 | M2.5 | 1.40 |
| M3.0 | 1.34 | M3.0 | 1.66 |
| M3.5 | 1.57 | M3.5 | 1.91 |
| M4.0 | 1.79 | M4.0 | 2.17 |
| M5.0 | 2.24 | M5.0 | 2.68 |
| M6.0 | 2.69 | M6.0 | 3.19 |
| M7.0 | 3.14 | M7.0 | 3.70 |
| M10.0 | 4.49 | M10.0 | 5.23 |
