... meter Application:WP-17 gas-cooled TIG torch can be used for machines such as WS110, TIG110, WS-140S, TIG40S, W160S, TIG160S ... . etc.Also, they work for the following brand machines such as Rilon,Riland,Jasic, Mitech, Chiry, UNT, Krypton, Longetivity ...