Quick view CGW | sku: CGW 35620 4-1/2" x 1/4 x 7/8 Grinding Wheel, Type 27, A24R 4-1/2" x 7/8 Arbor; Type 27; A24R; Grinding Wheel. A24R: Aluminum Oxide Grain recommended for steel, cast iron, and stainless steel. View Details Compare