| Bolt Size | Inside Diameter | Outside Diameter | Thickness |
| M4 | 4.2mm | 10mm | 0.8mm |
| M5 | 5.3mm | 12.5mm | 1.0mm |
| M6 | 6.4mm | 14.0mm | 1.6mm |
| M8 | 8.4mm | 21mm | 1.6mm |
| M10 | 10.5mm | 24mm | 2.0mm |
| M12 | 13mm | 28mm | 2.5mm |
| M14 | 15mm | 30mm | 2.5mm |
| M16 | 17mm | 34mm | 3.0mm |
| M18 | 19mm | 37mm | 3.0mm |
| M20 | 21mm | 39mm | 3.0mm |
| M24 | 25mm | 50mm | 4.0mm |