DIN, ANSI, GB, JIS, BSW, GOST
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
Hot Galvanizing, Black, Color-Zinc, Blue-White Zin
20-25kg/Carton+900kg/Pallet