Metal Pin 1.Material:copper,znic alloy,iron 2.Processing:die-casting,stamping,plating,pant,enamel; 3. ... 2011 New Arrival Metal PinMaterial & process:Zinc alloy,brass,iron,copper(diecasting,stampingSize45mm,55mm,60mm,70mm diameter etc(costom size ... Die casying gun, Nickel brushed Material Zinc alloy, Iron, Brass, Copper, Aluminum, Soft PVC, Stainless iron. Attachment Safety pin, Pin with clutch, Ball ...