Use the Bear-Tex Rapid Prep hook & loop disc with your right angle grinder to prep, blend, clean, detail and finish your metal surfaces. The Clean Bond resin technology offers smear-free finishes on cast, ductile and gray iron, welds, stainless steels, tool steels, aluminum, fiberglass, composites, carbon steels, super alloys and titanium. The disc features an extended life, 50 percent better performance and 20 percent higher cut rate than competitor discs due to its aluminum oxide abrasive grain coating and thick layer of resin bond. Package of 25.