Features 1、For TIG Welding Gun: The diversion fluid is suitable for PTA, for DB, for SR, for WP 9 20 25 TIG welding gun 2、Use with Chuck and Ceramic Cups: TIG collet body can be used with TIG chuck 13N24 and 13N 796F series ceramic cups 3、High Accuracy CNC Machine Tool Processing: Copper conductive fluid with high accuracy CNC machine tool processing, rest assured and safe to use 4、Proper Size: The hole diameter is 2.4mm with 21mm total length, compatible with many welding guns models 5、Excellent Craftsmanship: Using advanced technology with excellent craftsmanship to bring smooth surface Specification Item Type: TIG Collet Body Material: Copper Purpose: Suitable for PTA, for DB, for SR, for WP 9 20 25 TIG welding gun Hole Diameter: Approx. 2.4mm / 0.09in Product Length: Approx. 21mm / 0.83in Package List 20 x TIG Collet Body