... years production experience. 2.material:zinc alloy. 3.fast delivery. 2013 new zinc alloy bottle opener keychain Specification: Material: ... plating, misty plating, daul plating, etc.Processing:Die-casting, engraved, painted, silk screen, offset printing,laser,plating ... printing, laser engraving, embossed etcOtherMaterial:Copper,bronze ,Zinc alloy,iron, aluminum,stainless steel, stainless iron ,etc. ...