Carbon Steel
Hexagon Head With Flange
Common Bolt
Hexagonal
DIN, ANSI, GB
4.8
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Product Description
1. Material: carbon Steel
2. Size : M4~M24
3. Finish : zinc plated or black or yellow zinc plate or golden plated
4. Class: 4.8 (DIN)
5. Standard : DIN ,ISO, ASTM