This indoor/outdoor kit features MINI versions of our most popular brush: The Original Drillbrush Power Scrubber. Included is a MINI Green Original with medium bristles, and a MINI Red Original with stiff bristles Use the MINI Green Original brush to restore your kitchen surfaces to their original luster and gleaming shine. The unique shape of this brush allows greater access to smaller areas, especially corners and crevices. Forget about hand scrubbing and tedious scouring with scratchy steel wool or those “eraser” sponges that fall apart in your hand. Use the power of your cordless drill to keep your kitchen spotless, clean, and grease free The MINI Red Original is perfect for outdoor cleaning where a stiffer bristle brush is needed. The shape of this brush is perfect for uneven surfaces and corners. Clean and scrub stained outdoor furniture, garden statuary, concrete pools and artificial ponds, stone walks, decks, driveways, and tile surfaces All brushes utilize a steel shaft and have a quarter inch quick change connection for rapid changing of components. This shaft makes our brushes compatible with both cordless drills and drivers All Drillbrush Products have a 90 day no questions asked return window. If you are not completely satisfied with our product we will issue a refund or ship out a replacement at the buyer's request. Cordless Drill NOT included 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.