The quick couplers connect to the pressure, return, load sense, and case drain hydraulic hoses from the GBM P100Q Power Pack. High pressure valves for jacking, rotation, & frame travel functions. Hydraulic pressure gauges for monitoring thrust and rotation system pressures. Low pressure valves for hydraulc make-up tool, rotation speed, and auxiliary functions. Dual 48” Single Stroke Cylinders The hydraulic make-up tool is used to tighten each section of the pilot tubes as they are installed in the launch shaft. In pull back operation, the make-up tool is used to separate the pilot tubes in the...