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标准：GB/T3464.1
材质：HSS
柄部形式：细柄
精度：H1 H2 H3
单位：mm
| 规格 | 螺距 | L | l1 | d1 | □a |
| M8 | 1.25 | 72 | 22 | 6.30 | 5.0 |
| M9 | 7.10 | 5.6 | |||
| M10 | 1.5 | 80 | 24 | 8.00 | 6.3 |
| M12 | 1.75 | 89 | 29 | 9.00 | 7.1 |
| M14 | 2.0 | 95 | 30 | 11.2 | 9.0 |
| M16 | 102 | 32 | 12.5 | 10.0 | |
| M18 | 2.5 | 112 | 37 | 14.0 | 11.2 |
| M20 | |||||
| M22 | 118 | 38 | 16.0 | 12.5 | |
| M24 | 3.0 | 130 | 45 | 18.0 | 14.0 |