... can be zinc alloy, brass, iron, pewter, Aluminium, cooper, bronze3. Design: as request4. Size: as request 5. Color: CMYK printing6. Process: injection ... , also can be photo etch,stamping, die-casting, die-struck, cut ... soft enamel, imitation enamel 8. Plating: nickel plating, also can be gold, silver, brass, cooper, antique gold, antique silver9 ...