How to Make a Good Electrical Earth Ground | Hunker
Oct 30, 2019· If you're using a MIG welder, attach your grounding clamp to the table you're working on and hold the welding gun in both hands at a 20° angle to the metal you're welding. Press the trigger to turn on the machine, and move the gun slowly over the metal, working in a circular motion. Keep reading to learn how to use a stick welder!