Plasma cutters work more efficiently, making clean cuts with less heat and more precision, using a plasma torch. Inverter technology has lowered the costs of plasma cutters. However, serious plasma cutters are still expensive. You need a high quality air plasma cutter best suited to cutting thick metal precisely. It has to be energy efficient without costing way too much. We’ve found Best Plasma Cutters Under $500 models on the market to help you make sure you find the best plasma cutter.