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HD-99 Hydraulic Earthdrill

HD-99 Hydraulic Earthdrill
Item Number: HD99
Manufacturer: Ground Hog
The Ground Hog HD99 is a Towable Hydraulic Earthdrill that is designed to be powerful, easy to use and require very little maintenance. The HD99 is the most powerful earthdrill in the Ground Hog line. The use of hydraulics allows the HD99 to have variable auger speed and reverse which is very useful if the auger gets stuck.
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The hydraulic system used on the HD99 is extremely reliable and requires very little maintenance compared to mechanical systems, and the HD99 uses high quality Parker components. All the maintenance that is usually required is to check or change the hydraulic fluid and engine oil and replace the hydraulic filter. The uniquely shaped fluid reservoir holds 3 gallons of fluid while having a large amount of surface area to dissipate heat for higher efficiency.


Auger Speed            140 rpm @ 3600 engine rpm (no load)
Auger Torque           275 ft. lbs. torque (approximate)
Maximum Depth        Depends on length of Auger
Weight                     295 lbs. (134 kg) (with fluids)
Length                      Normal Drilling 100 inches(253 cm)
Length                     Close-up Drilling 75 inches (190 cm)
Width                       34 inches (86 cm)
Height                      38 inches (96 cm)