It’s a very easy to build spot welder perfect for fabbing steel cases. The core of the build is a transformer pulled from a Technics stereo amplifier. [manekinen] removed the stock secondary ...

Hackaday reader [David] was looking for a cheap and easy way to spot weld copper tabs together. As he notes in his writeup, the properties of copper which are most enticing, such as high thermal ...

The best plastic welders are user-friendly tools that form strong and permanent bonds to fix a whole host of plastic items.

A female welder performs smart laser spot welding at a factory of Harbin Electric Machinery Company Limited under Harbin ...

A female welder performs automatic resistance spot welding at a factory of Harbin Electric Machinery Company Limited under ...