Selling a Landis geometric threading head. Use this on your metal lathe to cut threads. This is model number 5H3006. 5/8" shank, currently setup to cut 3/16" to 3/8" diameter stock, has 20 pitch dies installed. Please inspect the photos carefully, and don't hesitate to ask any questions you have. I'll be happy to answer to the best of my ability. Thanks for looking!