43A Power, 25% faster than before – 220/240V: 1/2" clean, 1/16" break; 110/120V: 3/10" clean, 3/5" break. Edges are smoother, lessross on steel/stainless steel/aluminum/copper. Non-touch arc starting – start the arc without touching the metal surface, produce less dross when cutting paint, rust or uneven metal, less wear on nozzle, and get a cleaner, more consistent cut. Application style LED control – 6-15 seconds arc starting time, 2-10 seconds afterflow time and air pressure range reminder, quick adjustment for stable, high-quality cutting. 1 minute setup – Pre-installed NPT 1/4" D plug and air filter regulator; front regulator simplifies precise pressure settings and leak checks.MA 6-50 included. Safe, portable, low cost – Uses non-hazardous compressed air; upgraded gun/supplies last longer. For home, auto paint, manufacturing, farm, HVAC, metal art The product is suitable for cutting carbon steel, copper, iron, stainless steel and other metals.