Metal Pin 1.Material:copper,znic alloy,iron 2.Processing:die-casting,stamping,plating,pant,enamel; 3.Use:promotion gift 2011 New Arrival Metal PinMaterial & process:Zinc alloy,brass,iron,copper(diecasting,stampingSize45mm,55mm,60mm,70mm diameter etc(costom size accepted)Thicknessnormalloy 2mm,3mm,3.5mm etc(up to customer’s request)Electric-plateinggold,anti-gold,anti-gold,silver,anti-silver, ...