ITEM NAME:5PCS Dremel Accessories Sandpaper Sanding Flap Sanding Disc Set Polishing Wheel Product Description Dremel Accessories Sandpaper Sanding Flap Sanding Disc Set Polishing Wheel 5pcs Features Aluminum Oxide flap wheel for deburring and blending of flat and contoured surfaces, Cleans burrs and threads, for ferrous and non-ferrous metals. Handy set of super-versatile sanding flap wheels for Dremel and other power rotary tools. Grit:80#. Shank diameter: Approx. 3.17mm/0.12". Head diameter: Approx. 3.2cm/1.26". Head thickness: Approx: 1cm/0.39". Package List: 5pcs x Flap Wheel Sanding Disc Notice: 1.Please allow 1-3mm error due to manual measurement..5pcs x Flap Wheel Sanding Disc. Aluminum Oxide flap wheel for deburring and blending of flat and contoured surfaces. The color may have different as the difference display,pls understand. We will do our best to help you to resolve your problems.