Affordable plasma cutters are becoming a popular step up from an angle grinder for cutting sheet metal in the home workshop, but cutting long straight lines can be laborious and less than accurate.

Cutting steel can be easier than you think, especially when using a 12V car wiper motor to create an automatic plasma cutting track. In this video, watch as a simple motorized setup turns a standard ...

Posted: April 14, 2025 | Last updated: July 11, 2025 In this video I demonstrate how I turned an arc lighter into a mini hand held plasma cutter! A big thanks to Soylent for sponsoring this video!