3M Adhesive Eraser Wheel - An easy-to-use tool for removing adhesives and films from painted auto surfaces - 4", drill mounted wheel, 1 each, sold by each - Walmart.com
Gator 3-in Bonded Abrasive Cut-off Wheel at Lowes.com
DEWALT 3" Cut-Off Wheels 3-Pack 3-in Bonded Abrasive Cut-off Wheel in the Abrasive Wheels department at Lowes.com