... struck plating:nickle size:according to client's inquiry blank metal keychains Materialzinc alloy,brass,iron,stainless iron,aluminum etcProcessDie ... copper,nickle,black nickle etcSizeCustomer’s inquiryMinimum quantityMinimum quantitySample time3-7 DaysDelivery time7-15 daysDeliveryFOB SZPaymentT/T,Western Union,PaypalPackaging1pcs/opp ... we can make the design for you as well. Blank metal keychain