... alloy casting metal coin holder with high quality and fashion bronze plated Materialzinc alloy,brass,bronze,aluminum ... 3mm,4mm or customizedLogolongzhiyu or OEM Process Casting,engraving,printing,etching,enamal,stamping etc.Packingpolybag+carton,plastic box+carton ... .100% manufacturer6.Cheap mould charge and open mould fast7.Satisfactory pre-sale service and after-sale service8.Strictly inspection for ...