For faster disc change outs COOLCUT XX sanding discs are now available in a Quick-Change format for easier mounting and faster disc change outsUse with new Quick-Change Turbo backing pads for the best results. Product Information Brand WALTER Part # 15X482 Line COOLCUT XX Arbor 5/8 Inch - 11 Color Orange Diameter 4-1/2 Inch Grit 120 Max RPM 13,300 Mineral Ceramic Origin Country IE Product Type Quickchange Discs Product Information6 times more stock removal than regular sanding discs 2 times faster cutting than regular sanding discs Consistent quality finish in all metals Cyclone Technology - Exclusive high tech blend Highest levels of stock removal Suggested ApplicationSANDING to remove material and even out flat surfaces GRINDING to remove material for general purpose applications FINISHING to achieve a desired finish to paint or coat workpieces BLENDING to remove and finish welds DEBURRING to remove sharp edges af