Brand Name: Gator
*Diameter: 1.5 in.
*Length: 1.5 in.
*Material: Aluminum Oxide
*Product Type: Abrasive Sleeve Refill
*Grit: 50 Grit
*Grade: Coarse
*Number in Package: 3 pc.
*Shank Diameter: 1/4 in.
*Maximum Speed: 4000 rpm
*Usage: For use with electric drills