FUTEK’s Flange to Flange Reaction Torque Sensor Low Range offers a unique solution for torque auditing applications. The TFF425 is available in Aluminum construction and features a built-in Overload Protection up to 400 in-oz. The standard TFF425 Flange to Flange Reaction Torque Sensor Low Range can be modified or customized to meet your requirements. The TFF425 Series is manufactured in USA and uses metal foil strain gauge technology.