Detailed Product Description ZX7 400 Inverter Stick Welding MachinesDC/CC 3 PHASE INDUSTRIALProcess: StickFeatures and ... for large applications.Digital circuit control, inverter technology.Good welding performance, good weld surface looking.Portable and low noise ... suitable for field construction.Durable, one year warranty.Applications:Welding steel, alloy steel, stainless steel and others requiring ...