This TSI WC-30 Heavy Duty Truck Wheel Cleaner safely and effectively cleans bead surface and rim flange areas on heavy-duty truck and off-highway aluminum and steel wheels sized from 20" to 32", up to 20" wide. All wheel lip and bead surfaces can be cleaned in as little as 7 to 10 minutes. A 6" diameter adjustable wire cleaning brush cleans wheel lip and bead surface areas. An enclosed chamber and 5 HP vacuum eliminates flying dust and foreign particles.