Hesdiger Grade 8.8 Blackened Hex Head Bolt

This Hesdiger hex head bolt is engineered from high-strength carbon steel, featuring a robust Grade 8.8 performance rating. It is finished with a durable blackened (quenched) surface treatment, providing enhanced corrosion resistance and strength. Designed for heavy-duty fastening applications, it adheres to rigorous GB5783 standards.

Surface treatment: Black Nominal diameter: 1mm Nominal length: 1 Pitch: normal Material: Carbon Steel type: Hex head bolt Performance level: 8.8 Tooth type: coarse thread