| Diameter | Pitch | Socket Wrench Size |
| M1.6 | 0.35mm | 0.7mm |
| M2 | 0.4mm | 0.9mm |
| M2.5 | 0.45mm | 1.3mm |
| M3 | 0.5mm | 1.5mm |
| M4 | 0.7mm | 2.0mm |
| M5 | 0.8mm | 2.5mm |
| M6 | 1.0mm | 3.0mm |
| M8 | 1.25mm | 4.0mm |
| M10 | 1.5mm | 5.0mm |
| M12 | 1.75mm | 6.0mm |
| M14 | 2.0mm | 6.0mm |
| M16 | 2.0mm | 8.0mm |
| M20 | 2.5mm | 10.0mm |
| M24 | 3.0mm | 12.0mm |