Typical operating speeds range from 6,000RPM to 18,000RPM, with continuous stall (and peak) torque ratings of 50oz.-in. (120oz.-in.), 100oz.-in. (250oz.-in.), and 135oz.-in. (350oz.-in.) respectively. Other torques and operating speeds are also available in modified configurations.BEI Kimco Magneticswww.beikimco.com800.572.7560