Versatile Use - Works great for cleaning boat hulls, tires, grout/tile mortar, tubs/showers, storage rails, linoleum, carpet, upholstery, floor cushions, glass and many other applications . Use this medium stiff bristle brush that provides a variable speed drill for maximum cleaning control. This scrub brush cleaning set contains a brush with medium stiffness Strong cleaning quality The high-quality bristle brushes with medium stress in combination with the high-speed rotation of the drill bit eliminate easily stains leather and fabric or carpet. These ultra-premium medium-duty brushes come in two variations to suit your cleaning needs. Save Time: These brushes should cut your cleaning and scrubbing time in half or more compared to rigorous efforts when cleaning by hand. These brushes also do a better job of maintaining your bathroom surfaces. High Quality - Brush with medium stiffness, strong polypropylene bristles for scrubbing and long lasting. Features a 1/4" stainless steel quick change shank that works with all cordless drills and impact drivers. Cordless drill not included. There are different color brush sets for you. >