... processes.Process: stamped,zinc alloy injection,photo-etched,offset print,silk screen print,laser engrave.Plating :nickel,gold,brass,chrome,bronze,black nickel ... ,silver,pearl nickel,anti-nickel.Material :zinc alloy,iron,brass ,copper,aluminum,soft ... ,card,box,opp adhesive ploybag,plastic blister,bubble bag zinc alloy bottle opener