Aluminium Screws
| Thread | Strength | Tightening procedure |
|---|---|---|
| M6 | AL9 | > Initial - tightening 4 Nm (3 ftlb.) and > Final tightening 90° or yield-point wrench. |
| M8 | AL9 | > Initial - tightening 10 Nm (7.5 ftlb.) and > Final tightening 90° or yield-point wrench. |
| M10 | AL9 | > Initial - tightening 20 Nm (15 ftlb.) and > Final tightening 90° or yield-point wrench. |