With a premium aluminum oxide finish and high-quality, uniform construction, the Bear-Tex NEX Rapid Blend non-woven depressed center disc provides smooth, consistent performance, even after repeated usage. Bear-Tex non-woven depressed center discs are designed to hold up without degradation so your surfaces are free of unintended cuts and gauges. This medium grit disc is ideal for surface preparation, deburring and blending. It efficiently removes rust, coatings and parting lines from a variety of metals, including soft materials such as aluminum, and its resin formula produces consistent, smear-free finishes. Package of 10.