DeWalt DW4524 4-1/2" x 1/4" x 7/8" Concrete/Masonry Grinding Wheel
For use with grinders. 1/4" blade thickness, Type 27, A24R grit is designed for grinding For use with grinders. 1/4" blade thickness, C24R grit is designed for grinding concrete, masonry, cast iron, ductile iron, and other masonry materials.