... 13mm ~ 254mm (1/2" - 10"). Finish: Plain, zinc plated, galvanized, nickel plated. Black Standard model: DIN, GB, ISO, ANSI, ASME, ... Steel, Stainless steel, Aluminium, Brass Coating: Plain, zinc plated, galvanized, nickel plated. BlackWe can supply you with full kinds of fasteners ... head cap screws, wood screws.Rivet: solid rivet, blind rivet, pop rivet.Nails: roofing nails, twist nails, double head ...