Aozhan Industrial 8.8 Grade High-Strength Carbon Steel Hex Head Bolt with Nut & Washers Set

This Aozhan Industrial set includes high-strength 8.8 grade carbon steel hex head half-threaded bolts, conforming to GB5782 National Standards. Each bolt features a blackened surface treatment for enhanced durability and comes complete with a matching nut, flat washer, and spring washer for a secure fastening solution. Ideal for heavy-duty applications.

Performance level: 8.8 Material: Carbon Steel Implementation Standards: National Standard length: 0 Pitch: 3.5 type: Four-piece screw assembly Surface treatment: Black