... gold, pure silver, antique copper/copper, nickel, etc. 3) Process: die-casting, printed, painted, transfer printing, welding, plating,etc. 4) Artwork ... ,brass,Tin,aluminum alloy etc.Size30/40/50 mmColorPlated gold, silver, antique silver, copper, brass, nickel etc.ProcessingStamping,Die Cast, Enamel,Offest printing ...