Professional sanding discs for commercial or occasional use 40 grit coarse quick change discs Pack of 50 quick change discs Quick change discs simply unscrew them off and screw another one on for simple and convenient use 50mm / 2 inch diameter sanding discs Best suited for general deburring and blending Suitable for sanding wood, paint, varnish, plastic, plaster and a wide range of metals Suitable for grinding, sanding, levelling, blending and finishing Aluminium oxide sanding disc for maximum strength and durability Long life and excellent anti clogging characteristics Maximum 30,000 RPM Higher speeds resulting in faster removal and increased productivity Leaves a burr free surface ready for painting or coating SET INLCUDES THE FOLLOWING • 50pc x 50mm 40 grit discs