A Sq. drive hydraulic torque wrench is a fastener to achieve proper tightening or loosening of a connection using hydraulics. A torque wrench is applied to the nut either directly or in conjunction with. One-piece forming machine body made of aluminum titanium alloy, high strength, high tenacity and design to exert torque on toughest for a smaller 360�° click-on, multi position reaction arm with accuracy ± 3% Light weight, ergonomic design for easy handling & an easy fit even in application where access is limited 60 free positions in 360�°, easy positioning, capability of bearing the maximum torque at any angle Check pawl design critical for overcoming the back turn of the wrench, and improving both efficiency and torque precision