DIN 571
DIN 571 – Hex Lag Screw / Hexagonal Wood Screw Standard.
 |
Hex Lag Screw / Hexagonal Wood Screw Specification:
| Size | ds max. | ds min. | k max. | k min. | s max. | s min. | e min. |
| M4 | 4 | 3.52 | 3.1 | 2.5 | 7 | 6.64 | 7.5 |
| M5 | 5 | 4.52 | 3.88 | 3.13 | 8 | 7.64 | 8.63 |
| M6 | 6 | 5.52 | 4.38 | 3.63 | 10 | 9.64 | 10.89 |
| M8 | 8 | 7.42 | 5.88 | 5.13 | 13 | 12.57 | 14.2 |
| M10 | 10 | 9.42 | 7.45 | 6.55 | 17 | 16.57 | 18.72 |
| M12 | 12 | 11.3 | 8.45 | 7.55 | 19 | 18.48 | 20.88 |
| M16 | 16 | 15.3 | 10.45 | 9.55 | 24 | 23.16 | 26.17 |
