Welding machines are essential tools used in metalworking, fabrication, and construction industries. They are used to join two metal pieces by melting and fusing them together. Welding machines are manufactured by numerous companies worldwide, with popular brands including Lincoln Electric, Miller Electric, and ESAB. These suppliers offer a range of welding machines, including MIG, TIG, and Stick welding machines. The quality of welding machines can vary depending on the manufacturer and the intended use. It is essential to purchase welding machines from reputable suppliers to ensure safety and reliability.