DIN 7972
DIN 7972 – Slotted Countersunk Self Tapping Screws dimension as below:
 |
| d | k | d2 | n | t min. |
| 2.2 | 1.3 | 4.3 | 0.6 | 0.4 |
| 2.9 | 1.7 | 5.5 | 0.8 | 0.5 |
| 3.5 | 2.1 | 6.8 | 1 | 0.6 |
| 3.9 | 2.3 | 7.5 | 1 | 0.7 |
| 4.2 | 2.5 | 8.1 | 1.2 | 0.75 |
| 4.8 | 3 | 9.5 | 1.2 | 0.85 |
| 5.5 | 3.4 | 10.8 | 1.6 | 1 |
| 6.3 | 3.8 | 12.4 | 1.6 | 1.2 |
* All size in mm;
* Slotted Countersunk Head Self-tapping Screws specification;