For most of us, Spot Welders would fall into this category. [mrjohngoh] had the need to join two pieces of sheet metal. Instead of purchasing a commercial unit, he set out to make his own spot welder.

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 ...

Tools that fall into the former category and go a few steps beyond the average drill or sander are stud and spot welders, which Harbor Freight has a few of to consider. At the time of this writing ...

Stud welders operate by fusing a fastener or custom-formed nut with a metal workpiece. It is a single-step process for creating a strong joint between metal surfaces that incorporate weld studs as ...