12pc Center Turning Lathe / Grinder Mandrel Lot Drive Dog Tapered Machinist Posted on January 21, 2024 by admin in 12pc 12pc lot of Center Turning Mandrel & Drive dog lot in good used condition. Most made in the U. (or Poland) with Makers including Cleveland, Union, Morse, Butterfield +. Includes JH Williams 1 Lathe Dog. admin admin wrote 4692 posts