promotion metal keychain Material:zinc alloy Size:as to client option Craft:mold,polishing,plating,package promotion metal keychain Material :zinc alloy ,brass,iron Size:2-7cm(as to the customer requirement) Plating:imitation gold,brass,silver Colour:painting,enamel screen printing by paper sticker or epoxy coating surface Sample time:7days after confirm the artwork Mass product time:12days after ...