Bosch Standard for Metal Grinding Disc with Depressed Centre 115 x 22.23 x 6.0 mm 2608603181 The standard for Metal Grinding Disc is a reliable choice for metal grinding Aluminum oxide abrasive grain, functional fillers, additives with phenol resin bond matrix suited for metal applications Maximum work safety thanks to the optimum three-layer fiberglass net. Manufactured in accordance with EN12413 With 22.23 mm bore for standard locking nut angle grinders. Specification: Diameter: 115 mm Bore diameter: 22.23 mm Thickness: 6.0 mm Materials: Stainless Steel, Metal Pipes, and Profiles, Non-ferrous metals, Cast iron