This convenient tapered mandrel fits buff motor part numbers 13006, 13069, 13280, 13281, 13307. Threads onto the end of the right hand motor shaft on the 3/4 & 1-1/2HP Eastwood Buff motors & 3/4HP Baldor Buff Motors, saving time by providing quick change over of buff wheels! Buffs simply install onto the threaded outer surface of the mandrel & will not loosen during operation. 1/4in. to 1-1/2in. taper fits various buff arbor holes.