Outstanding value quality - turn your for or other rotary tool into versatile high-speed sanderPerfect accessory to sand, shape, groove finish soft hard woods, fiberglass moreEnvisioned utilization's:Perfect accessory for smoothing inside and outside curved edges. Also used for surface preparation and finishing soft hard exteriors like wood, woodworks, fiberglass and to shape or groove fine woodcraft designs. Significant Quality: Precision tight, non-slip fit rubber drums.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.colour: Reddish brown + blackMaterial: Sandpaper + rubbersize: 1 / 2,3 / 8 1/4inchPackage Contents:51*Sand circleOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.