

| Technology | |||
Screws |
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Stamping Parts |
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Machined Parts |
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Pins |
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Bolts |
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Nuts |
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Washers |
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Rivets |
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Hex Wrench |
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Metric Threads Specification |
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Screw Basic Knowledge |
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Plastic & Nylon Parts |
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| dia. | M | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 20 | 24 |
| p | 0.35 | 0.4 | 0.5 | 1 | 1 | 0.8 | 1 | 1.3 | 2 | 1.8 | 2 | 2.5 | 3 | |
| dp | max | 0.8 | 1 | 1.5 | 2 | 3 | 3.5 | 4 | 5.5 | 7 | 8.5 | 12 | 15 | 18 |
| min | 0.55 | 0.75 | 1.3 | 2 | 2 | 3.2 | 4 | 5.2 | 7 | 8.1 | 12 | 14.6 | 17.57 | |
| e2) | min | 0.803 | 1 | 1.4 | 2 | 2 | 2.9 | 3 | 4.6 | 6 | 6.9 | 9 | 11.4 | 13.72 |
| s | Mtric | 0.7 | 0.9 | 1.3 | 2 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 |
| max | 0.724 | 0.9 | 1.3 | 2 | 2 | 2.6 | 3 | 4.1 | 5 | 6.1 | 8 | 10.1 | 12.142 | |
| min | 0.711 | 0.89 | 1.3 | 2 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12.032 | |
| t | 4) | 0.7 | 0.8 | 1.2 | 1 | 2 | 2 | 2 | 3 | 4 | 4.8 | 6 | 8 | 10 |
| 5) | 1.5 | 1.7 | 2 | 2 | 3 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 15 | |