oil and gas drilling equipment and parts; oil field equipment, namely, drilling machines, devices, and parts therefor; equipment for oil and gas drilling and operations, namely, torque management devices for use with drilling machines/rigs, top drive units, power swivels, and motors; torque management equipment; accessories for drilling rigs used for torque management of high speed motors used in drilling operations; oil and gas equipment use for managing and control of torque reaction from o...