... coin1) Material :Iron, Copper, Zinc alloy , Pewter , Brass , Aluminum, Soft enamel, Tin, Aluminum alloy or other Metal material , any material you ... copper, Antique nickel, etc.3) Craft:Stamp, Die struck,Hard enamel, Imitation hard enamel, soft enamel, silk printing, offset printing , printing with epoxcy, sticker, Laser ...