Autoglym Hi-Tech Wheel Brush is the preferred choice of professionals and enthusiasts. The uniquely constructed tool will stand up to the toughest cleaning jobs and is highly resistant to chemical attack from heavy duty cleaning solutions. It is metal free and is safe for use on lacquered or plastic finished wheels and engine bay components. The tapered bristle head will not distort or mushroom, even when consistently pounded. Use with Autoglym special cleaners on wheels, engines and components to cut straight through brake dust, grease and grime and significantly reduce cleaning time and effort.