3M Xtract Cubitron II Net Disc 710W, 320+, Die 800L, 8 in x NH (203.2 mm x NH), 50/Inner, 300/Case The 3M Xtract Cubitron II Net Disc 710W features 3M Precision Shaped Ceramic Grain, a revolutionary advancement in abrasive technologyThe triangular shaped ceramic mineral is designed to slice through the substrate, rather than gouging or ?plowing? like conventional abrasives, resulting in a disc that cuts up to 2x as fast and lasts up to 6x as long as conventional abrasives. Product Information Brand 3M Part # 7100287536 Line Cubitron II Backing Material Net Diameter 8 Inch Grit 320+ Origin Country United Kingdom Product Type Mesh Velcro Discs Vacuum Type Vacuum Product InformationAvailable in a range of grades from 80+ to 320+Available in a unique trademark pattern and features 3M Precision-Shaped Grain that delivers industry-leading cut-rate and long lifeHelps provide a cleaner work environment than using traditional discs with dust extraction holesHook-and-loop backing helps make disc changes quick and easyIdeal for a wide variety of substrates and applications including stock removal and fine finishingMesh backing helps with dust extraction allowing 95% to 97% removal of sanding dust