Ultrasonic bolt stress measurement device
USM - 3
Norbar Torque Tools
The USM-3 is manufactured by Norbar Torque Tools, and is a portable ultrasonic bolt stress measurement device. The package includes an AC adaptor, nylon carrying case, storage case, transducer cable, RS232 data transfer cable, 4 oz couplant and operation manual. The device provides accurate bolt stress measurement, by its quality hardware and digital signal processing. Plus, it has an on-board internal memory for data storage.