Solid core wire TIG GTS-309 1. Type: TIG: GTS-309 2. Size: 1.0, 1.2, 1.6, 2. ... . Shielding gas:Ar Specifications:Solid core wire TIG GTS-309 1. Type: TIG: GTS-3092. Size: 1.0, 1.2, 1.6 ... , water etc from the work parts. Solid core wire TIG GTS-309