All discs are color coded by grade for easy identification. [Zirconium Oxide Discs] The high quality real zirconia abrasive grains are attached to the surface of the abrasive cloth by electrostatic sand planting, strong cutting force and long service life.-Shipping: FREE Standard Shipping | See detailsfor shippingLocated in: Hebron, Kentucky, United States-Returns: 30 day returns | Seller pays for return shipping | See details- for more information about returns-Payments: -: -: -: -MPNItem Width:: Does not apply2 in-VoltagePackage Quantity:: /71-Item LengthItem Height:: 2 in4.5-Number of Items in SetSuitable For:: 71pcs per orderDie Grinder, Air Grinder, Rotary Tool, Drill-MaterialAttachment Type:: MetalTR (High Strength Plastic Button)-ModelDisc Type:: Roll Lock Sanding DiscQuick Change Disc-Sanding GradeMaterial of 1/4" Tray holder:: Coarse, Fine, Medium, Very CoarseRubber Pad, Nickel-Plated, Steel-Item WeightApplication:: 1 lbconditioning and preconditioning,sanding,polishing,etc., Grinding, Grinding/Sanding, Mixing-Backing MaterialBrand:: 2-Layer Polyerster Cloth, Strong Nylon ScrimSATC-ColorAbrasive Material:: Red/Blue/Black/White/YellowAluminum Oxide, Zirconia, Silicon Carbide, Wool-Maximum RPMBonding:: 30,000Resin Over Resin-UPC: Does not apply-: -: -: -Item location: Hebron, Kentucky, United States-Ships to: United States-: