DIN 963
DIN 963 Slotted Countersunk / Flat Head Machine Screw ;
The dimension of DIN 963 as below:
 |
| Size | d2 | k max. | n | t min. | Proof Load N |
| M3 | 5.6 | 1.65 | 0.8 | 0.6 | 1560 |
| M4 | 7.5 | 2.2 | 1 | 0.8 | 2720 |
| M5 | 9.2 | 2.5 | 1.2 | 1 | 4400 |
| M6 | 11 | 3 | 1.6 | 1.2 | 6230 |
| M8 | 14.5 | 4 | 2 | 1.6 | 11400 |
| M10 | 18 | 5 | 2.5 | 2 | 18000 |
| M12 | 22 | 6 | 3 | 2.4 | 26100 |
| M16 | 29 | 8 | 4 | 3.2 | 48700 |
* All size in mm ;