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 ...

The device is capable of spot welding thin metals such as foils and battery tabs by sending a pair of high current pulses between the two electrodes whenever [Radu] presses the trigger button.

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.

In this DIY project, learn how to build a simple 1.5V battery welding machine at home. This easy-to-make tool is perfect for basic soldering and welding tasks. Using just a few materials ...