ISO9001 precision CNC lathe machining parts Alloy: aluminium zinc magnesium brass copper steel iron stainless steel plastic Data Sheet CNC machining MaterialSteel, Zinc, Aluminium, Brass, Copper, Bronze, ADC12, A380, ALSI9CU3, ALSI12FE, A390, ADC14, Aluminium alloy, steel alloy, 1045 steel, sus304, 45cr, 40cr, 38crsi, Magnesium alloy, etc.Surface treatmentNickel plating, zinc coating, chrome ...