battery-powered spot welder from a maker in Korea and test it out on nickel strips. The spot welder [Erwin] used is the work of a user by the name of [aulakiria] (link is Korean, machine ...

In somewhat of a departure from their normal fare of heavy metal mods, [Make It Extreme] is working on a battery pack for an ... Rather than spot weld the terminals, [Make It Extreme] used ...