Drillbrush was established in 2007, we have been designing and innovating brushes based on feedback and demand from our valued customers. Our brushes are professional quality and have been tested and approved by commercial cleaners, marinas, detail shops, and others industry “hands on, daily user” reviewers to be the absolute best solution for a wide variety of cleaning and scrubbing tasks. Always look for the “Drillbrush Power Scrubber” logo to insure you are buying an authentic Drillbrush from the leader in drill powered cleaning brushes. Drill NOT included. -Medium scrub brush combo kit: The Original Drillbrush Power Scrubber plus a 5-inch diameter brush. -Power clean and scrub: Fiberglass Tubs, Shower Stalls, Sinks, Baseboard, Flooring, Tile and grout. -Restore your bathroom surfaces to their original luster using the power of your cordless drill. -Both brushes feature rugged steel, quarter-inch, quick-change shafts. Fits drills AND drivers. -Drillbrush Products have a 90 day no questions Money back Guarantee if not completely satisfied.