Akụrụngwa stamping anwụ na-eji dị iche iche metal na-abụghị metal ihe, nke bụ tumadi carbon ígwè, alloy ígwè, nkedo ígwè, nkedo ígwè, siri ike alloy, ala agbaze ebe alloy, zinc dabeere alloy, aluminum bronze, wdg The ihe maka n'ichepụta ngwaike. stamping anwụ na-achọ nnukwu ike ike, oke ike ...
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