plasma cutter carbon steel,stainless steel,silicon steel,aluminum alloy,titanium &galvanized alloy. precision,cut ... with auto material saving function.6 American Cut-Master power supply(Power: 40A/120A/200A) together with high sensitive arc ... servo speed reducing devicesuitable materialMainly suitable for cutting carbon steel, silicon steel, stainless steel, aluminum alloy, titanium alloy, galvanized ...