The AME International RimWit is designed for loosening stubborn truck wheels and rims without damaging the tire sidewalls or rims. Manufactured to fit all standard semi-truck rims, both aluminum and steel, the RimWit is designed to be a portable, efficient solution for the tire demounting process. This tool's patented wheel pulling technology is an affordable, time-saving solution for any mobile or fleet tire service shop, the company says. The RimWit functions with the application of an electric or air impact wrench. This tool is also available in a junior size.