... outstanding arc generating performance, high welding penetration.3. Applicable for the metal processing for such industries as ship making, chemical, boiler, medical care ... metal etc 5. Advanced inverter technology. Multi purposes. Suitable for TIG and MMA of various metals. 6. Be able to ... factor0.93WS IS TWO FUNCTIONS MACHINE, IT IS VERY CONVIENT FOR YOU, IT IS BOTH ARC MACHINE AND TIG MACHINE , ...