FUTEK’s Reaction Torque Sensor - Miniature Screw Driver offers a unique solution for torque auditing applications. From its anodized aluminum housing to its light weight design, the TAT200 Reaction Torque Sensor is offered in two capacities: 50 and 100 in-oz. Similar to all FUTEK's reaction torque sensors, the TAT200 Miniature Screw Driver is manufactured in USA and uses metal foil strain gauge technology.