custom metal keychains 1.Metal badge with custom design 2.copper 3.OEM&ODM factory lowest price custom metal badgefashion key chain.key ringcustom metal keychains custom keychainBadge details: Pin metal badge,dog tag,key chain detailsMaterial1) aluminium,stainsless stell:Zinc alloy, brass,iron,copper (diecasting, stamping)Size2) Size: 45mm,55mm,60mm,70mm diameter etc (costom size is accepted) ...