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Hexagonal cross combination screws exemplify how fastener design can integrate multiple features to enhance functionality and user-friendliness, addressing the diverse needs of modern assembly and maintenance environments. This type of screw is designed to offer multiple driving options, enhancing flexibility and convenience in assembly or maintenance tasks.
Thread specification (d) | |
a | Maximum value |
b | Minimum value |
h | Nominal |
H | Nominal |
dc | Nominal |
d2 | Reference |
Thousand pieces of steel weigh ≈ kg | |
Thread length b | |
M4 | M5 | M6 | M8 |
1.4 | 1.6 | 2 | 2.5 |
38 | 38 | 38 | 38 |
0.8 | 1 | 1.6 | 1.6 |
2.75 | 3.25 | 4 | 5 |
9 | 10 | 12 | 16 |
6.78 | 8.75 | 10.71 | 13.64 |
- | - | - | - |
- | - | - | - |
①, other dimensions refer to Bolt: GB 29.2, GB 944.1; Washer: GB 9074.24 / GB 9074.26 |