From the Manufacturer
This CDI Torque 1/2-Inch drive memory needle dual scale dial torque wrenches designed for the automotive, nuclear, and industrial markets in addition to military installations throughout the world. This series features a sturdy torsion beam design for dependable long life and accuracy. This has a large frame and an easy to read dial that is shock resistant and protected by a tough metal guard. The memory needle retains the highest torque reading applied. The torque range is 0 1000 foot pounds.
CDI Torque Products 1003LDFN 1/2" Dr 0-100 Ft. Lb. Dial Torque Wrch