The Medium Green Original Drillbrush Power Scrubber is great for getting into curves and corners. Clean sink corners, stove burner recesses, and other hard to reach areas of your kitchen. Drillbrush Products have a 90 day no questions Money Back Guarantee. If not completely satisfied. Drill is NOT included. -Use a cordless drill and this scrub brush kit to restore your kitchen surfaces to a gleaming shine. -No more hand scrubbing and scouring with scratchy steel wool or “eraser” sponges that fall apart. -The Green Original is great for cast iron, pots and pans, baked on food and grease. -Shaft type= Quarter inch quick change, plated steel shaft. -Also works great in the Kitchen and Bath on Porcelain and Tile.