... :Soft enamel ODM/OEM are welcomed. Item: Keychain Zinc Alloy Weight:21gTechnique: Die casting; Plating:Nickel platedProcess:Soft enamelODM/ ... , promotion, gifts, adFeaturesDie cast: lapel pins use zinc alloy only. Die cast is the better process for a lager ... bearing such trademarks. All the things we can do MaterialZinc alloy, iron, bronze, brass, copper, stainless steel, pewter, aluminum ...