| Union Mix Scrub Brush 13in - 21in. When paired with the appropriate driver, this brush replaces the black floor pads commonly used with rotary floor machines and auto scrubbers. Floor brushes offer a more efficient alternative to floor pads, which wear out quickly and must be replaced often. Because brushes last longer, they save you time and money and are more eco-friendly, as you don't need to worry about constantly checking and replacing a pad.... - Union Mix Scrub Brush 13in - 21in. |