Abracs Proflex extra thin cutting discs can be used for cutting stainless steel, mild steel, sheet steel & high grade steel. Abracs Proflex cutting discs for metal work are made from aluminium oxide, manufactured to European safety standards and marked with EN12413. Abracs discs are O.S.A. approved. Extra thin metal cutting discs with flat centre; abrasive grade: A60RBF.For use on: sheet metal, pipes, profiles, box section. Size: 230mm x 1.8mm x 22mm bore. Max 6,600rpm.