... Nails 1.Material: carbon steel,alloy steel 2 Standard:DIN,GB,ISO 3.Diameter: 2.5mm-4.5mm 4.Finished: Zinc ... , zinc plated, galvanized, nickel plated. Black Standard model: DIN, GB, ISO, ANSI, ASME, JIB etc.Material: Carbon Steel, Stainless steel, Aluminium, Brass ...