welding machine -1 tool do cut,weld,braze,solder all -work no need gas but water -CE,UL.CCC+ ... expensive source, save money and zero pollution!5, no need accessory tool, machine is 9KG.6, awarded Geneva invention ... Multifunctional, SafeMetal ProcessingSuch as :Sliding Gate ManufacturingMultifunctional, Convenient, no required welding rodRepair for Engineering MachinerySuch as: Excavator/Farm equipment ...