Step By Step: Plasma-Cut A Near-Perfect Circle. Learn how to cut near perfect circles with a plasma cutter. HOT ROD Staff Writer Aug 01, 2012. See All 9 Photos. How It Works. 0:00 / 0:00.

If you are a Maker space or individual lucky enough to own a Plasma Cutter, this electric protractor compass could be handy. The folks over at [MakeItExtreme] built this circle cutting tool to help… ...