[Aaron Christophel] has a battery spot welder that costs a not unreasonable 30 euros and can also be used as a novelty power bank. He subjects it to a test and teardown in the video below the break.

and we often wonder how much real use they get other than “hey look I built a spot welder!”. I myself made one, but then ended up buying a professional one because it works better. Not ...

Enter this Chicago Electric 120-volt Spot Welder available for $179.99 at Harbor Freight. The 120-volt spot welder comes with six-inch tongs with standard tips and has a welding capability of up ...