Clean Cuts Without the Hassle. Delivers smooth 3/8" cuts on 120V and up to 1/2" clean cuts on 240V — giving you better results no matter what power you have available, ideal for both home users and pros. Note: For carbon steel only. Long-Term Cutting Made Easier. 2T Mode: Press and hold to cut. Simple, straightforward, and ideal for short or precise cuts. 4T Mode: Press to start and press again to stop. Reduces hand fatigue and is perfect for long, continuous, or large cutting jobs. Better Cutting Performance Ignites without touching the metal, cuts through painted and rusty surfaces, delivers a smoother and more stable arc, and extends consumable life — up to 2× longer than PT31.