anti-bronze custom coin baking finish 1.Size:optional 2.Plating:gold,silver,bronze, ... copper,nickel etc. 3.customer's request anti-bronze custom coin baking finish1,Material :copper, zinc alloy, iron, aluminium etc.2 ... ,copper,nickel,anti-bronze,anti-copper and so on.4,Craft:stamping,plating,enamel, etc.5,Customer's design and sizes ...