• Cloth PSA Disc,Cloth Discs • Buzz the finish off hard wood furniture and metals with a Metalite R228 medium grit cloth PSA disc. The high-quality aluminum oxide provides a great initial cut rate, and the pressure sensitive adhesive removes easily from your sander and reattaches effortlessly for quick changes in fast-paced situations. Ideal for use on steel and alloys, such as bronze, aluminum and brass, each Metalite medium grit disc has a durable X-weight cotton backing that resists heat during extended sanding. Long-lasting and well-constructed, each disc makes sanding, preparing and finishing material with your random orbital sander an easy task. • Premium aluminum oxide abrasive gives an excellent initial cut rate • Durable X-weight cotton backing makes these discs a good blend of flexibility and life • The cotton backing provides good resistance to heat • Good consistent choice for medium grit blending, sanding, and finishing random orbital sander applications; pressure sensitive adhesive makes for easy application and removal • 100-150 grit recommended for light deburring and cleaning