8.8 Grade Blackened Full Thread Hex Head Bolt

This high-strength, 8.8 grade hex head bolt features a blackened finish for enhanced corrosion resistance and a full thread design. Manufactured to GB standards, it's suitable for various heavy-duty fastening applications. Dimensions are M12 nominal diameter with a 50mm length and 1.5mm thread pitch.

Implementation Standards: GB Nominal diameter: 12mm Nominal length: 50mm Surface treatment: Black Material: Stainless steel Performance level: 8.8 type: External hexagon