Kit includes: The Original Drillbrush Power Scrubber, 4-inch diameter flat brush, and 2-inch long bristle detail brush. All are Yellow, medium bristle drill driven brushes. 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. -Drill Brush Kit features our most popular power brush: The Original Drillbrush Power Scrubber, multi-purpose and corner scrub brush. The Original Drill Scrub Attachment is perfect for rounded corners in bathtubs, shower, flooring, and sinks. -Need to clean or scrub larger surface areas? Our popular 4-inch diameter Drill Brush Attachment round flat brush is included, and is well suited to shower walls, flooring, and larger tile surfaces. -Tight quarters? rely on the versatile, long bristle, 2-inch diameter, circular cleaning brush. This handy little brush offers the increased mobility needed to access tight spaces such as grout lines and shower door tracks. -All Drill Brush Power Scrubber 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.