The Mark-10 R50 Universal Torque Sensor is Mark-10 R50 Universal Torque Sensor measures bi-directional torque for a wide variety of applications. The Mark-10 R50 Universal Torque Sensor is R50 Contains a chuck for samples up to 1/2" in diameter, depending on capacity. The Mark-10 R50 Universal Torque Sensor is sensor can be used as a hand held device, or mounted to a torque test stand. Capacities available from 10 ozin to 100 lbin.