Material: all material
Hardness:
Others:65Mn Washer(SS303 Washer）
Note:
All the fastener specifications of this website only show one part，if you need other specifications，you can call for.
| Product Specifications: | Pitch: | Across Flat (s): MIN / MAX | Hexagonal thick (m): MIN / MAX | Outside diameter (A): MIN / MAX | Thickness (h): | Single weight (g): |
| M3 | 0.50 | 5.3 / 5.5 | 2.2 / 2.4 | 9.8 / 10.0 | 1.45 | 0.745 |
| M4 | 0.70 | 6.8 / 7.0 | 3.0 / 3.2 | 11.6 / 11.8 | 1.00 | 1.40 |
| M5 | 0.80 | 7.8 / 8.0 | 3.8 / 4.0 | 11.6 / 11.8 | 1.00 | 1.80 |
| M6 | 1.00 | 9.8 / 10.0 | 4.8 / 5.0 | 13.6 / 13.8 | 1.00 | 3.10 |
| M8 | 1.25 | 12.7 / 13.0 | 6.3 / 6.5 | 17.5 / 17.8 | 1.40 | 7.00 |
| M10 | 1.50 | 16.7 / 17.0 | 7.8 / 8.0 | 21.5 / 21.8 | 1.60 | 15.20 |
| M12 | 1.75 | 18.7 / 19.0 | 9.8 / 10.0 | 24.4 / 24.8 | 2.00 | 23.00 |
| 1/4 | 20/28 | 10.8 / 11.1 | 5.3 / 5.7 | 12.5 / 12.7 | 1.00 | 3.30 |
| 5/16 | 18/24 | 12.5 / 12.7 | 6.6 / 6.9 | 21.8 / 22.2 | 1.50 | 8.50 |
| 3/8 | 16/24 | 14.1 / 14.3 | 8.1 / 8.5 | 25.0 / 25.4 | 2.00 | 13.20 |
| 1/2 | 12/13/20 | 18.8 / 19.1 | 9.3 / 9.8 | 31.5 / 32.0 | 2.40 | 29.60 |
| 6 # | 32/40 | 7.7 / 7.9 | 2.6 / 2.9 | 8.1 / 8.3 | 1.00 | 1.05 |
| 8# | 32/36 | 8.5 / 8.7 | 3.0 / 3.3 | 9.3 / 9.5 | 1.00 | 1.40 |
| 10 # | 24/32 | 9.3 / 9.5 | 3.0 / 3.3 | 10.0 / 10.2 | 1.00 | 1.65 |
