... Stainless steel ,Copper, Alloy SteelSurface:Plain, zinc plated,HDG, phosphate,Zinc Flake Coating(Dacromet&zinc aluminum coating ),nickel plated, Black ... bolts, nuts, screws,washers, anchors, rivets, pins and special fasteners made of low and medium carbon steel, alloy & ... stainless steel, aluminum, brass or other special materials.Our products are manufactured according to DIN, ANSI, AS ...