Norton 07660703226 Prosand Cyclonic 5" Hook and Loop Multi Hole Disc, 320 Grit (Pack of 3) The revolutionry Norton Prosand Multi-Air Cyclonic hook and loop vacuum discs raise the bar in power sanding. With a precision laser cut, spiral hole design that provides maximum dust extraction for a cleaner work enviornment with fewer disc changes and greater productivity. This disc provides remarkable performance innovation with affordability. Features 3 Disc per Pack Fits ALL Orbital Sanders (Festool, 5 8 Hole) Precision laser-cut, spiral-hook and loop design removes material consistently throughout life of disc w/Maximum dust extraction Ceramic Abrasives provides superior cut on all surfaces Unique fiber-reinforced latex/paper backing is flexible, strong, and tear-resistant USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.