Check the listing for details. TIG TORCH ADAPTER WP17/CK17 3/8"X24 - M16X1.5 FIT EASTWOOD, Yeswelder 1pcs. Condition: New. Listed at 38.00 USD. *Listing is for a single adapter. Image shows two for item visualization. The adapter listed will allow you to upgrade your factory #9 or #17 torch to the new CK Worldwide type. Other tig torches should be compatible as long as the torch connector is 3/8 x 24 thread pitch. The adapter will not work with 26 style or Trim-Line CK style torches. FITS EASTWOOD, LOTOS, YESWELDER, OLDER AHP, NU-TEC, NORSTAR, SIMADRE, WSE-200 AND MOST OF THE 3 IN 1 AND 4 IN 1 IMPORT UNITS. Dimensions are as follows: Made from a solid piece of c360 brass. Capable of handling 150 amps constant and 200 amps at the welder's duty cycle rate. Welder thread: 16mm x 1.5 Tig torch thread: 3/8 x 24 16mm hole depth: .460 in 3/8, hole depth: .350in Outer diameter: 1in+\- 2.5% Lyke Machining is capable of other requests that you may have. If you need a different adapter, let us know. If it is similar dimensions to the one in this listing, the price will be exactly the same