... Waterproof credit card machineBasic information of this aluminum casting credit card machine : Die casting machine:400TPart material:A380Weight:0.8kgsSurface ... , hardness tester, RCA tapes wear resistance machine, Rub wear-resistance test machine etc.l Various surface finish treatment to ... + grinding , UV.l Superior quality and wide application of material: ADC12,ADC10,A380,A360,A356,A413,6063,6061, ...