... zinc alloy bottle opener keychain Specification: Material: Metal Size:As per client' requestedPlating option:Gold, silver, nickel, brass, copper, antique plating, misty plating, daul plating ... -casting, engraved, painted, silk screen, offset printing,laser,plating etc.Logo method:offset printing, screen printing, laser engraving, embossed etcOtherMaterial:Copper,bronze ,Zinc alloy ...