Field-tested to prove it can handle the toughest large-diameter projects, the D500x500 Navigator® horizontal directional drill is equipped with all the features HDD operators need to get the job done. It drills through almost any ground conditions with 50,000 ft-lb (67,790.9 Nm) of rotational torque and 500,000 lb (2,224.1 kN of thrust/pullback.