TIG Gas Lens Collet Body Alumina Nozzles 2% Lanthanated Tungsten Electrode Fit QQ300 DB SR CK WP 17 18 26 TIG Welding Torch 21pcs These Consumables Kit fit all 17 & 26 series air cooled torches and 18 series water cooled torches,including the Lincoln PTA-17, PTA-18 and PTA-26 torches, Miller Diamondback DB17, DB18 and DB 26 torches, along with the Weld craft WP-17, WP-18 and WP-26 torches 4pcs TIG Alumina Nozzle Gas Lens Ceramic Cup 4pcs TIG Collets & TIG Gas Lens Collet Bodies 4pcs 3pcs TIG back cap and 2pcs Gasket Cup Inset back insulator 4pcs 2% Lanthanated WL20 Sky Blue Tungsten Electrode