Tweco Style TW1/TW2 M42 Liners, Available in 0.8-0.9mm Steel and Teflon as well as 1.0-1.2mm Steel. Magnum 100L KP35/KP45 Liners, Available in 0.6-0.9mm and 0.9-1.2mm Steel.
E70S-2 Mild Steel Tig Filler Rod, for welding chromoly tube, structural steel, carbon steel, pipe, fittings, and castings. Even mild steels that are dirty or rusty. Available in 1.2mm, 1.6mm and 2.4mm.