Hex Head Bolt Set with Nut, Flat Washer & Spring Washer

High-quality hex head bolt set made from 8.8-grade carbon steel with a black finish. Each set includes one fully threaded bolt, one nut, one flat washer, and one spring washer, conforming to GB/T 5783 standard. Ideal for various fastening applications requiring strong, durable connections.

Material: Carbon Steel Implementation Standards: GB/T 5783 Nominal diameter: 10 Nominal length: 50 Surface treatment: Black Performance level: 8.8 type: Bolt flat spring washer nut combination