AUTOTOOLHOME 10 piece Abrasive Flap Wheel Sander 80 Grit 1/8" Shank Diameter 32mm 3/8" Thick Use for grinding and polishing flat or contoured surfaces New abrasive is continuously exposed to prevent clogging and give a uniform finish Best as a finishing sander after heavier surface sanding and material removal is completed Great for removing rust Material: Emery Cloth,Metal,Outer Diameter: 32mm,Flap Wheel Thickness: 10mm