| Material: | Carbon Steel,High Strength Steel,Stainless Steel |
|---|---|
| Type: | Hexagon Head,Round Head,Pan Head |
| Groove: | Word,Special Shape,Cross,etc., |
| Connection: | Common Bolt,Hinged Bolt |
| Head Style: | Round,Hexagonal,Square |
| Standard: | DIN, GB, ANSI, BSW, JIS |
| Samples: |
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| Customization: |
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