... years production experience. 2.material:zinc alloy. 3.fast delivery. 2013 new zinc alloy bottle opener keychain Specification: Material: ... printing, laser engraving, embossed etcOtherMaterial:Copper,bronze ,Zinc alloy,iron, aluminum,stainless steel, stainless iron ,etc.deffrente ... sand blasting or double side design.OEM/ODM:YesUsage:Souvenir, collectible, commemorative, promotion, business gift, etc. ...