... 3.Be able to work as TIG, MMA and CUT,TIG DC Inverter MMA description1. Suitable for TIG,SMAW, cutting, exclusive product, multi ... operate, economic and durable; 3. Good arc initiation for TIG, stable current, concentrated arc, suitable for welding of ... simple structure, safe and reliable.Technical specifications MMA/TIG/CUT DC INVERTER MACHINECT 312Input Power voltage frequency AC.(single phase) 110V ...