Bosch Expert for Metal Cutting Disc With Depressed Centre 115 x 22.23 x 2.5mm 2608600005 Expert for Metal Cutting Disc provides powerful cutting performance with maximum safety A premium aluminum oxide disc with advanced phenol resin copes with demanding applications with good results A precision-manufactured fiberglass net ensures high stability and safety when cutting With 22.23 mm bore for standard locking nut angle grinders. Specification: Diameter: 115 mm Bore diameter : 22.23 mm Thickness: 2.5 mm Materials: Steel, Metal Pipes, and Profiles, Non-ferrous metals