This cleaning brush kit contains medium stiffness nylon power brushes that will attach to your favorite cordless drill or impact driver. This cleaning brush kit contains medium stiffness nylon power brushes that will attach to your favorite cordless drill or impact driver. 3 different sizes and shapes of brushes for cleaning around your bathroom surfaces. Will work as a toilet brush, grout cleaner, shower cleaner, and tile cleaner. These nylon bristles will not scratch and can be used on tubs, sinks, baseboards, fiberglass shower enclosures, shower door tracks, and porcelain. Get ready to save time and effort with your new drill brush attachment scrubbing brush. All three drill brushes have quarter inch quick change shafts that will fit in any cordless drill or impact driver so you have easy access to a grout brush, shower scrubber, tub scrubber, and tile scrubber. These drill scrubber attachments will quickly become your favorite bathroom accessories All Drillbrush Products have a 90 day no questions asked Money back Guarantee. If you are not completely satisfied with our product we will issue a full refund or ship out a replacement at the buyer's request. Cordless Drill NOT included.