metal enamel safety pin 1.metal pin badges 2.brass ... ,iron,zin alloy,etc 3.7day sample time,15day lead time 4.size:customzied metal enamel ... Zinc alloy , Pewter , Brass , Aluminum, Soft enamel, Tin, Aluminum alloy or other Metal material , ... nickel, etc. 4.CraftStamp, Die struck,Hard enamel, Imitation hard enamel, soft enamel, silk printing, offset printing , printing with ...