PZ Drives Double Countersunk Head Tapping Screws
YJT 4006 米字槽双沉头薄板自攻钉(纤维板钉)
See all versions and complete specifications: PZ Drives Double Countersunk Head Tapping Screws — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.6 | 2.47 | 3.5 | 4 | 3.5 | 7.05 | 6.64 | 2.2 | 2 | 3.6 | 3.3 |
| ST3.5 | 2 | 3.13 | 4.5 | 4.8 | 4.5 | 9.05 | 8.64 | 2.7 | 2.45 | 4.6 | 4.25 |
| ST4.0 | 2.6 | 4.2 | 6 | 6.6 | 6 | 12.05 | 11.6 | 3.7 | 3.4 | 6.2 | 5.7 |
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