Catalog number: B108-0308 Features: ●Since there is a pin in the center of the 6-groove star-shaped hole, it cannot be removed with normal tools. ●It has good torque transmission and does not cam out, making it easy to work with. Specifications: ●Dimensions (mm) d: M3 ●Dimensions (mm) L: 8 ●Strength classification: Equivalent to 4.8 ●Head diameter (mm): 5.5 ●Head thickness (mm): 2 ●Surface treatment: Trivalent chromate ●Package: Bolt pack (blister) ●Includes spring washer and round washer Material/Finish: ●Steel ●Surface treatment: Trivalent chromate finish
