HP Heavy Duty Depressed Center Grinding Wheel, 4-1/2 in Dia x 1/4 in THK, A24T Grit, Aluminum Oxide
FlexOvit HP Depressed Center Grinding Wheel, Heavy Duty, 4-1/2 in Wheel Diameter, 1/4 in Wheel Thickness, Arbor Connector, A24T Grit, Coarse Grade, Aluminum Oxide Abrasive, Wheel Type Number: Type 27, 13300 rpm Maximum, Resin Bond, Applicable Materials: Metal and Stainless Steel, 5/8-11 Center Hole Thread Size, Wheel Hardness: T, Specifications Met: ANSI B7.1.