... .7days sample time 4.40-75mm diamete,else popular metal lapel pins 1. MaterialIron, Copper, Zinc alloy , Pewter , Brass , Aluminum, ... ,5mm etc(up 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, Imitation hard enamel ...