Simply peel and stick the abrasive pieces to the handle produce a tapered cone shape sander. Easy to remove, will not leave adhesive residue.WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov