Wedge Type AXA Quick Change Tool Post Set to fit Atlas & Craftsman 9″ thru 12″ lathes. Comes with a T-nut machined to fit the compound. Wedge Type Tool Post (#250-111). Turning and Facing Tool Holder, fits tool bit up to 1/2 (#250-101). Boring, Turning and Facing Tool Holder, fits tool bit up to 1/2″ and round shank tool bit up to 7/16″ (#250-102). Heavy Duty Boring Bar Holder, can use both 5/8″ and 3/4″ shank boring bars (#250-104). Parting Blade Tool Holder, uses 1/2 high parting blades (#250-107). Knurling and Turning Tool Holder (#250-110). Check out my other listings for more Atlas, Craftsman, Logan, Rockwell, Clausing and South Bend Lathe parts! Thank you for supporting my local small business – right here in Berrien Springs Michigan since 2004.