Description
Material：Steel
Standard：DIN
Head Style：Pan; Countersunk; Wafer; Hex Washer; Pan Framing; Bugle
Surface Treatment：Black Oxide, ZINC PLATED, Zinc-aluminum Coated, Zinc-Flake Coated, Phosphated
Size：All Size
Grade：4.8/6.8/8.8/10.9/12.9
OEM&ODM：Acceptable
Place of Origin：NanJing, China
Brand Name: NanJing Adamant
