drill brush attachment - bathroom surfaces tub, shower, tile and grout all purpose power scrubber cleaning kit –grout drill brush set – drill brushes by drill brush power scrubber by useful products drill brush power scrubber by useful products this three piece power scrub brush kit is designed for use with most cordless drills. the drill is not included. these brushes should cut your cleaning and scrubbing time in half or more compared to the rigorous effort involved in hand scrubbing. these power brushes also do a better job in maintaining your bathroom surfaces. see the amazon reviews of all our drillbrush power brush products. cordless drill is not included