Vermeer Manufacturing Co.'s D300x500 NAVIGATOR horizontal directional drill combines a powerful, large rig with efficient design, mobility and transportability to serve a growing amount of larger utility work. The D300x500 integrates the power pack, operator's station and crane with a rack-and-pinion design to offer 50,000 foot-pounds of rotary torque and 300,000 pounds of thrust and pullback capacity. The drill is designed to decrease support equipment and increase operator efficiency. All functions, including transport, drilling, crane and drilling fluid controls, are operated from the operator's station. Vermeer Manufacturing Co.