Hesdige GB70 8.8 Grade Blackened Hex Socket Cap Screws

These Hesdige GB70 standard hex socket head cap screws are made from 8.8 grade carbon steel with a blackened finish. They feature a cylindrical head and full coarse thread, designed for robust fastening applications.

Material: Carbon Steel Performance level: 8.8 Tooth type: coarse thread Implementation Standards: GB70 Pitch: standard type: Hex socket head screw Surface treatment: Black Nominal diameter: 8mm Nominal length: 45mm