Stainless Steel
Gold 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
Computer,Cellphone, Electronic etc.
Hot Galvanizing, Black, Color-Zinc, Blue-White Zi
20-25kg/Carton+900kg/Pallet