For sale is a Gisholt 32" 3-jaw chuck, dependent; 2185-10 Through hole is 9-1/2" Mounting ring on the bottom (pic7): ID - 18-3/8"; OD - 20-1/2" NO JAWS !!! We don't have a key for this chuck, but we will include L-ranch so you could star working on your project right away even without the key.