Drillbrush was established in 2007, we have been designing and innovating our product line 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. 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. -Tight quarters? You can rely on our versatile, 2 inch diameter, round cleaning brushes. These handy little brushes offer the increased maneuvering and mobility needed to access tight spaces such as grout lines, and behind faucets and sprayers. Get into stove grates, drip pans, crevices, and any tight space like never before! -Handy cleaning kit includes two of our 2-inch round brushes. One medium 2-inch Green and one stiff 2-inch Red brush. -Use the 2-inch diameter medium Green Drillbrush as a kitchen helper brush. Great for reaching into stove grates and hard-to-reach areas. Baked on food and solidified grease are no match for the rotary power of your cordless drill, paired with the efficiency of a Drillbrush Power Scrubber. -The 2-inch diameter Red Stiff brush is made with stiff bristle fibers that are securely attached to the block. These brushes are durable and long lasting for heavy duty scrubbing. They work great on tight spaces and small areas of concrete, brick, fireplace, stone, sidewalks and driveways. -Both 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.