Brand Name: Dremel
*Diameter: 0.3 in.
*Length: 1/4 in.
*Material: Emery
*Product Type: Drum Sander
*Grit: 60 Grit
*Grade: Coarse
*Number in Package: 1 pc.
*Shank Diameter: 1/8 in.
*Usage: For rough shaping and smoothing wood and fiberglas
*1/4: in