High Speed Tire Buffer. This tool is used for tire patchwork, roughing areas for recapping, and cleaning tire moldings. Has a Jacobs chuck for holding buffing accessories. Lock-off throttle and rear exhaust for safety. Built-in regulator matches tool speed to the job. Free speed: 22,000 rpm. Average air consumption: 6 cfm @ 90 psi. Weight: 1 3/4 lb. . 1 year limited warranty.