Take advantage of the superior durability and long life of this Bear-Tex Vortex Rapid Prep AO medium grit non-woven hook & loop disc on your metal work projects. The discs clean, blend, prep and detail a variety of metals including iron, stainless steels, tool steels, aluminum and carbon steels, in addition to composites, fiberglass, super alloys and titanium. The patented Vortex agglomerated aluminum oxide grain produces a fine grain finish while still having the power of a coarse grit.