Vermeer engineered two unique variations on its D36x50 Series II Navigator horizontal directional drill as its entry into the rock drilling. The D36x50R Series II is equipped with the rock-focused ...

D36X50DR Series ll features a rod-in-rod design that provides 1,500 ft.-lb. of rotational torque. As the inner rod powers the downhole tri-cone, the outer rod provides steering and backreaming ...