Cross Recessed Brazier Head Tapping Screws - Threaded Portion are of Class 1 to 4
JIS B 1122 (JA8) - 2015 十字槽扁圆头自攻钉 - 螺纹型式：Class 1~Class 4
See all versions and complete specifications: Cross Recessed Brazier Head Tapping Screws - Threaded Portion are of Class 1 to 4 — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 5.5 | 1.00 | 1.42 | 1.9 | 2.9 | 5.1 | 2.0 | 1 | 2.6 | 2.1 | 0.1 |
| 3 | 9.5 | 1.74 | 2.33 | 2.9 | 5.1 | 9 | 3.05 | 2 | 4.5 | 3.2 | 0.2 |
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| 2.5 |
| 7.4 |
| 1.16 |
| 1.73 |
| 2.45 |
| 3.9 |
| 6.9 |
| 2.6 |
| 2 |
| 3.9 |
| 2.75 |
| 0.1 |
| 3.5 | 12.5 | 2.26 | 2.86 | 3.9 | 6.7 | 11.8 | 4.1 | 3 | 6.3 | 4.3 | 0.25 |
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