Welding machines are used to fuse metals together for fabrication and most commonly use an oxy-acetylene welder, stick welder, TIG welder, and MIG welder. The mechanisms used in these welding methods are similar, but the inert gases and electrodes used are different. Welding machine is a versatile tool that can be used for a variety of applications. It can be used to weld aluminum, stainless steel, mild steel, and other metals. Welding machine is an essential tool for any workshop or business that relies on metal fabrication.