( 5 ) NEW NORTON BLAZE CERAMIC DEBURRING EXTRA COARSE RAPID STRIP DISCS: Enhance your metalworking precision with the Norton Blaze Ceramic Extra Coarse Rapid Strip Discs. Designed for efficient deburring and stock removal, these discs feature an aggressive aluminum/oxide ceramic abrasive to tackle tough materials. The orange hue indicates the coarse grit, perfect for initial smoothing and roughing up of surfaces. Each pack contains five discs, each measuring 8 INCH IN DIAMETER and 1/2 INCH THICK, with a 5/8 INCH  HOLE for easy attachment to your tools. The EXTRA COARSE GRIT is ideal for removing heavy burrs and scratches, leaving your workpieces with a refined finish   .NORTON MPN: 66623340181     MSC PART NUMBER: 70469135