... new university masonic metal coin for souvenir or commorative Materialzinc alloy,brass,bronze,aluminum copper etc ... black, chrome, dual plating, etc.Size35mm,40mm,45mm,50mm or customizedThickness1.5mm,2mm,3mm,4mm or customizedLogolongzhiyu or OEM Process ... ,stamping etc.Packingpolybag+carton,plastic box+carton. or customized;UsageCommemorative,business gift,wedding gift,collectible,promotion ...