These DeWalt premium resin bond and reinforced fibreglass grinding discs are suitable for cutting all types of steel. Aluminium oxide formulation for high durability, aggressive cutting action and long life. This DeWalt grinding disc has M14 spindle thread. Features Open non-woven structure Reduced heat build-up Supplied in a handy tin storage case Professional grade aluminium oxide grain for tough durable discs Compatible with most angle grinders For cutting all types of steel A60TBF material Premium resin bond Reinforced fibre glass Pack of 12