Mounted Point, 1-1/4" x 3/4" A12 (Carded). Max RPM: 38,050. 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" (6.35mm) chuck high-speed drills.
Especially useful where larger wheels will not fit or where small abrasive wheels wear out too quickly.
Aluminum Oxide for Steel, Iron, Bronze and hard materials