"6in. x 3/4in. x 1in. medium grit aluminum oxide grinding wheel. For use on all bench and pedestal mounted grinders for offhand deburring, sharpening, shaping and limited stock removal on all types of material. Telescoping plastic bushings allow the wheel to fit most standard arbor sizes, including 1/2in., 5/8in., 3/4in., 7/8in. Wheels qty. 1, Arbor Size in. 1, Wheel Diameter in. 6, Wheel Type General purpose grinding wheel, Wheel Thickness in. 3/4."