TIG Gas Lens Collet Bodies Large Diameter Alumina Nozzle Assorted Size Fit PTA DB WP 17 18 26 TIG Welding Torch Accessories 17pcs Fit QQ300 DB PTA SR WP CK 17 18 26 TIG Welding Torch 4pcs TIG Alumina Nozzle Gas Lens Ceramic Cup 4pcs TIG Gas Lens Collets Body 4pcs TIG Collets 3pcs TIG back cap and 2pcs Cup Gasket