portable welding machine -1 tool do cut,weld,braze, ... alcohol - no gas 1, 1 machine fulfill all jobs: cutting (up to 12 mm), welding (up to 50mm), brazing, soldering.2 ... ProcessingSuch as :Sliding Gate ManufacturingMultifunctional, Convenient, no required welding rodRepair for Engineering MachinerySuch as: Excavator/Farm equipment ... operation with one torch fillingmin20 - 30portable welding machine