Cross Recessed Countersunk Head Drilling Screws
JIS B 1124 (F3) - 2021 十字槽沉头自钻自攻螺钉
See all versions and complete specifications: Cross Recessed Countersunk Head Drilling Screws — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.9 | 1.3 | 1.9 | 2.4 | 6.9 | 2.35 | 1.3 | 8.2 | 2 | 4.4 | 7.3 | 1.4 |
| ST3.5 | 1.6 | 2.7 | 3.2 | 8.9 | 2.8 | 1.6 | 10.4 | 2 | 5.2 | 9.3 | 2 |
| ST4.2 | 1.8 | 3.0 | 3.5 | 10.9 | 3.15 | 1.8 | 12.6 | 3 | 6.8 | 11.3 | 2.4 |
| ST4.8 | 1.8 | 2.70 | 3.26 | 11.3 | 3.4 |
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| 1.8 |
| — |
| 3 |
| 6.7 |
| 12.0 |
| 1.4 |
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