It is used to screw on or off the casing or the threads of casing joints.

The hydraulic casing tong is a specialized power tool designed for making up and breaking out casing connections during running and cementing operations. Manufactured in compliance with API Spec 7K, this tong incorporates a large-opening head to accommodate casing sizes ranging from 4½” to 36″, with torque capacities engineered to meet the requirements of heavy-wall and premium connection casing strings. The tong features a two-speed gear train providing high-speed low-torque for rapid make-up and low-speed high-torque for final torquing, ensuring optimal connection integrity while maximizing running efficiency.