Check the listing for details. Holder for Haas BOT20 CNC Lathe 1-1/2” I.D. Internal Static Tool Block w/ Coolan. Condition: New. Listed at 229.99 USD. Lathe Turret Bolt on Clamp for 1-1/2" I.D. Tooling w/ Coolant Through Back Plate This is a BOT style tool holder block that is used for clamping Haas lathe ID tools to the turret. Description: ID size = 1-1/2" ID Centerline Height = 1-1/4" Bolt Hole Pattern = 3.15" x 1.77 Coolant Delivery = External / Internal Comes with (4) 1/2-13 cap screws and (2) Coolant Plug Screws (used for through tool coolant) Compatibility: Haas ST-20, ST-25, ST-28, ST-30, and ST-35 Series lathes with BOT or VB Hybrid turrets (If you need any special size made either for Haas, Okuma, Mazak, Puma, Mori Hitachi Seiki, Harding, ect. Contact me and I'll have them made for you at a comparable price.) Listing and template services provided by inkFrog