10 Pack - 4-1/2" x 1/4" x 5/8"-11 Hubbed Metal Grinding ...
10 Pack - 4-1/2" x 1/4" x 5/8"-11 Hubbed Metal Grinding Wheels Type 27 Hub Discs. 4.5" x .25" x 5/8"-11 Grinding Wheel with Hub by Black Hawk Abrasives are 4-1/2 inch diameter aluminum oxide bonded abrasive wheels designed for medium to heavy stock removal grinding. Each 4.5 inch grinding stone starts with the internal reinforcement of high ...