Materia: zinc alloy/iron/brass.

Size: 1inch or it can be customized.

Process: stamp with soft enamel, laser engraved sequential number

Finish:  gold, anti-gold, silver, anti-silver, nickel, anti-nickel, copper, anti-copper, brass, anti-brass.  upon your requests.

OEM orders are highly welcomed.

Free artwork, free sample charge, free set-up after the order qty attains 5, 000pcs.