Mounted Point, Cylindrical, 1 in x 1/2 in (W218)

Shank mounted points and grinding wheels are made from durable, high-grade 60 grit aluminum oxide. Perfect for grinding, polishing or deburring ferrous metals or other hard surfaces. For use with 1/4 inch (6.35 millimeters) chuck high-speed drills. Especially useful where larger wheels will not fit or where small abrasive wheels wear out too quickly. Max RPM: 37,890