Features Fits WP17, WP18, WP26 TIG welding torch Specially designed for precision welding and small jobs where the position must be very clearly visible Helps homogenize gas flow during welding, thereby improving welding quality Saves at least 30% gas compared to conventional ceramic protection cups Wide compatibility with the original universal replacement parts for TIG burners Specification: Item Type: TIG Welding Kit Optional: 1.6 mm, 2.4 mm, 3.2 mm. Material: glass, copper, rubber. Applicable object: for ARG welding goggles WP17, WP18, WP26. Package list: Item Type: TIG Welding Kit Optional: 1.6 mm, 2.4 mm, 3.2 mm. Material: glass, copper, rubber. Applicable object: for ARG welding goggles WP17, WP18, WP26. Note: Please note that the new and old type of this product is sent at random, and make sure Package List 1 x TIG Collet 1 x Insulated Glass Cup 3 x High Temperature Resistant O-Ring 1 x 2.4mm Brass Chuck 1 x White Plastic Ring