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DIN 7981 十字槽盘头自攻钉 标准查询
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DIN 7981 |
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*All measurements in millimeters (mm)*
| d | k max | d1 max | r1 approx | Cross recess No. |
| 2.2 | 1.8 | 4.2 | 3.4 | H1 |
| 2.9 | 2.2 | 5.6 | 4.4 | H1 |
| 3.5 | 2.6 | 6.9 | 5.4 | H2 |
| 3.9 | 2.8 | 7.5 | 5.8 | H2 |
| 4.2 | 3.05 | 8.2 | 6.2 | H2 |
| 4.8 | 3.55 | 9.5 | 7.2 | H2 |
| 5.5 | 3.95 | 10.8 | 8.2 | H3 |
| 6.3 | 4.55 | 12.5 | 9.5 | H3 |
| 8 | 5.25 | 15.8 | - | - |
All information is strictly informative