... GS ISO9001 Certificate. 3.Warranty 1 year. Inverter Air Plasma Dc Arc Cutting machine CT-312/CT-416 The Features: 1. ... ,automatic voltage compesation capablility,less splash.5. Sutable for cutting carbon steel,stainless steel,alloy stell ,copper,aluminium and ... Simple operation ,Economic and practical.6. Accessories: CUT torch,TIG torch,electrode holder,earth clamp,brush/hammer,protective mask,carton ...