Jul 19, 2021 · CUT-50, 50 Amp Pro by Amico – Best Plasma Cutting Machine for CNC. Premium 50A Air Inverter Cutter by PRIMEWELD. 1. Lotos LTP5000D Plasma Cutter – A True Versatile Plasma Cutter. No matter whether you are a DIY user or pro plasma cutter, the Lotos ltp5000d will gives you smooth, clean cuts. YES, you heard that right.