Features Electrode clip for the copper material a very small amount of impurities especially phosphorus arsenic aluminum etc will greatly reduce the copper conductivity Gas Lens Insulator mainly from the sealing effect to prevent the leakage of argon or air into the welding torch Specifications Fit For Tig WP 17 18 26 3 32Color As picturesType Welding accessoriesApplicable Scope TIGTungsten Needle Clip 2 4 Package Included 1 x TIG Back Caps1 x Glass Cup1 x 10N24S Collet1 x 17GL332 Collet Body2 x Gas Lens Insulator4 x Seal RingDetail Pictures