| Bolt diameter x pitch. mm | Head type 4 | Head type 7 |
| M5 x 0.8 | 3-4 | 5-6 |
| M6 x 1.0 | 5-6 | 9-11 |
| M8x 1.25 | 12-15 | 20-25 |
| M10 x 1.25 | 25-30 | 30-50 |
| M12 x 1.25 | 35-45 | 60 - 80 |
| M14 x 1.5 | 75-85 | 120-140 |
| M16 x 1.5 | 110-125 | 180-210 |
| M18 x 1.5 | 160-180 | 260-300 |
| M20 x 1.5 | 220-240 | 360-420 |
| M22 x 1.5 | 290-320 | 480-550 |
| M24 x 1.5 | 370-420 | 610-700 |
The article is copied from this website HyundaiBook