Souvenir silver 3D coin 1.Materials: brass, iron, zinc alloy, stainless steel 2.Plating: gold, silver, bronze Souvenir silver 3D coin Description: 1. Material brass, zinc alloy, copper, iron etc.2. Process die-cast, stamping, hot-cast, printing, photo-etches are available3.Finishing various electric plating colors such as gold, imitated gold, silver, antique silver, copper, chrome, nickel and ...