... wire, one argon connector, one power line, a Sun glasses, a package welding wire, one small keyMain Advantage: 1.Portable and ... The repair effect is better than traditional Arc welding, TIG welding, laser welding, etc. It is very suitable for small defect ... wear and tear, miscalculation in manufacture, defect in manufacture, welding defect.3. Suitable material:Aluminum material, aluminum alloy, copper ...