Standard Abrasives Quick Change TS Surface Conditioning GP Disc 840137, 1 in CRS, 50 per inner 500 per case The Standard Abrasives Quick Change Surface Conditioning GP Disc saves time preparing workpieces for final finishes and coatings by performing one-step prep workThis multi-purpose, resin-reinforced disc works with all types of metal and is load-resistant, making it a good choice for aluminum and other soft metalsIt offers reliable results on flat surfaces and some edgework. Product Information Brand 3M Part # 7000121648 Grade Coarse Origin Country USA Product Type Socatt Discs Product InformationAvailable in dark brown, coarse-grade dark maroon, medium-grade and dark blue, very fine gradeEasy fastening and swapping of quick change discs enhances tool efficiency and worker productivityFlexible, pliable open web removes burrs and surface contaminants without gouging the substrateModerately aggressive material offers great versatility and may be used for a variety of moderate industrial applications, including cleaning and deburringMulti-purpose abrasive works well on ferrous and non-ferrous metals and composites, particularly on flat surfacesTough Non-woven fibers provide a consistent high cut-rate and professional finish