... time 4.40-75mm diamete,else popular metal lapel pins 1. MaterialIron, Copper, Zinc alloy , Pewter , Brass , Aluminum, Soft enamel, Tin, ... to customer’s request)3.PlatingGold ,silver, Nickel, Chrome, Bronze,Copper, Antique gold, matt gold, Antique silver, Antique bronze,Antique ... copper, Antique nickel, etc.4.CraftStamp, Die struck,Hard enamel, ...