The leads for this spot welder are ideally held 3mm apart. Now you can hold them with one hand and the thing(s) to be welded with the other : r/functionalprint
2nd time using this 18650 welder. Display now shows undercurrent. Might be along shot but anyone have an idea what's wrong? : r/18650masterrace
Battery testers and kWeld battery spot welder have been ordered - Electronics - HSBNE Discourse
kWeld - "Next level" DIY battery spot welder
A Battery-Tab Welder With Real Control Issues | Hackaday
Electromotive Mods - Life begins with a k-Weld spot welder. This little device is fantastic! See Keith at 18650 Heat Shrink & Cell Holders INC. | Facebook