utilization's: Outstanding value quality - turn your for or other rotary tool into versatile high-speed sander Perfect accessory for smoothing inside and outside curved edges. Also used for preparation and finishing soft hard exteriors like wood, woodworks, fiberglass and to shape or groove fine woodcraft designs. Significant Quality: tight, non-slip fit rubber drums. Perfect accessory to sand, shape, groove finish soft hard woods, fiberglass more Designed to expand once the nut on the top of the drum is tightened. Our drum mandrels were produced with heavy duty rubber and high quality metal for a long lasting endurance., Weight: 0.09700339528 Pounds, Manufacturer: Jaywool