Forney 60028 Mounted Point grinds, polishes, and deburrs hard surfaces with its durable, high-grade 60 grit aluminum oxide. Comes with a 2" x 7/8" point top (A11) shape and max RPM of 25,420, perfect for tight, hard-to-reach places. For use with 1/4-inch (6.35 millimeters) chuck high-speed drills. Comes in packaging.