A welding machine is one of the most important things in a professional welder’s tool arsenal. With the help of this machine, welding together several metal components becomes easy and hassle-free. The electric welding machine utilises heat to melt the metal parts, thereby enabling you to fuse them. You can use means such as a blowpipe or an electric arc to achieve the melting. After you have melted the metal parts sufficiently with the help of the welding equipment, you can link them by the process of hammering, pressing, etc. This can create a tight bond between the two linked metals, providing sturdiness to the structure.