When looking for long lasting, high performance flap discs, Lincoln Abrasives delivers. These discs have been engineered to meed the MPA-Hannover quality requirements for durability and safety. Tough zirconium oxide abrasive gives exceptionally long tool life. Suitable use with most metals including stainless steel, mild steel, carbon steel, aluminum, copper, and more. Applications include stock removal, rust and paint removal, surface finishing, and more.