Base Info
- Model NO.：3.9*25
- Material：Carbon Steel
- Finish：Zinc Plated
- Diameter：M3.9-M4.8or as Required
- Length：16mm---50mm or as Required
- Drive：Philips
- Thread：Fine,Coarse
- Type：Round Head
- Head Style：Counter Sunk Bolt
- Connection：Common Bolt
- Grade：4.8
- Trademark：huhao
- Specification：all sizes
- Origin：Tianjin, China
Description