Forney 1-1/8 x 3/4 In. Pointed Grinding Stone is crafted from durable, high-grade aluminum oxide, making it i for grinding, polishing, or deburring ferrous metals and other hard surfaces. Designed for use with high-speed drills, this shank-mounted grinding stone is especially useful in tight spaces where larger wheels cannot fit or where smaller abrasive wheels wear out too quickly. It features a 1/4-inch shank diameter and a 60 grit size, allowing for efficient and precise material removal. This grinding stone a maximum speed of 38,550 rpm, ensuring optimal performance for various metalworking tasks. Its pointed shape provides versatility for detailed grinding work, making it a reliable tool for professionals and hobbyists alike. Model Number: 60027