The rack and pinion DD-440T track-mounted maxi rig style-horizontal directional drill offers 440,000 lbs. of thrust/pullback.
- Quiet Pak noise reduction system reduces output of the 540-hp Caterpillar C-15 diesel engine to 88 d(B)A at 7 meters
- 120-fpm maximum carriage speed
- Rotary drive includes a three pinion and gear drive that permits 60,000 ft.-lbs. of maximum rotary torque
- Rear-mounted mud swivel provides up to 1,000 gpm of mud flow
- 10° to 18° drill angle
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