Did you ever see a thin metal tab bonded to a battery terminal with little pock marks? That’s the work of a spot welder. Spot welding is one of those processes that doesn’t offer much in the ...

Ho-hum, another microwave oven transformer spot welder, right ... addition is a separate probe designed specifically for battery tab welding — bring on the 18650s. Kudos to [Kerry] for building ...

Learn how to build a compact spot welding machine using a battery in this easy DIY tutorial. Spot welding is essential in various industries, including automotive, aerospace, and construction.