Bosch 60 Grit Flap Disc X571 Best for Metal Grinding 115mm 2608605451 Bosch flap disc suitable for ferrous metals. Angled for working on edges/welded seams and surface sanding at a work angle of 15-25 degrees. FEATURES Especially suitable for working on stainless steel, steel, cast iron, and sheet metal Powerful thanks to Zirconia/semi-friable aluminium oxide Fully synthetic resin bonded Consistently high material removal rate and long lifetime Glass-fibre backing pad, bomb-shaped Angled version - for working on edges/welded seams and surface sanding at a work angle of 15-25° Highly tear-resistant cotton fabric (type YX) SPECIFICATION Disc Diameter: 115 mm Bore Diameter: 22.23 mm Grit: 60.0 Max Speed: 13,300 rpm