... , iron etc. 2. Process: die-cast, stamping, hot customized fine silver plated metal coin 1. Material: brass, zinc alloy, copper, iron etc.2 ... silver, copper, chrome, nickel and finishing are available etc.4.Logo: engraved, embossed, debossed.5.Size: 35mm,40mm,45mm,55mm,60mm,70mm ... diameter etc (costom size is accepted)6.Thickness: normalloy 3mm,3,5mm,4mm,5mm ...