... : normalloy 3mm,3,5mm,4mm,5mm etc(up to customer’s request)3.PlatingGold ,silver, Nickel, Chrome, Bronze,Copper, Antique gold ... , Die struck,Hard enamel, Imitation hard enamel, soft enamel, silk printing, offset printing , printing with epoxcy, sticker, Laser Engraving,Photo-etching.5.Packing1pcs/poly ...