Zinc Plated
ISO, GS, RoHS, CE
Carbon Steel, High Strength Steel, Stainless Steel
Hexagon, Round, Square, Countersunk, Pan, Mushroom
DIN, ANSI, GB, JIS, Bsw, GOST
3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9
Machinery, Environmental, Buildingng
Hot Galvanizing, Black, Color-Zinc, Blue-White Zi
20-25kg/Carton+900kg/Pallet