Posthole Auger – Tow-Behind 1-Man
Hydraulic Precision and Power for Professional Hole Drilling
The Ground Hog HD99 Hydraulic Earthdrill delivers unmatched power, control, and efficiency for single-operator posthole drilling. Its hydraulic drive system provides smooth torque delivery and consistent speed under load, making it ideal for fencing, sign installation, landscaping, and construction applications.
Designed for stability and ease of transport, the HD99 can be towed behind most vehicles and operated by one person — reducing jobsite labor while maintaining professional accuracy.
Key Specifications & Features
| Feature | Specification / Description |
|---|---|
| Model | Ground Hog HD99 Hydraulic Earthdrill |
| Maximum Auger Speed | 140 rpm @ 3600 engine rpm |
| Maximum Torque | 275 ft-lbs |
| Maximum Auger Diameter | 12.0 in (31 cm) |
| Drive System | Hydraulic motor with belt reduction |
| Engine | Typically Honda GX270 or equivalent (gasoline) |
| Start System | Recoil start |
| Frame Type | Tow-behind trailer with adjustable tongue |
| Length (Operating) | 96.0 in (244 cm) |
| Width | 34.0 in (86 cm) |
| Height | 38.0 in (96 cm) |
| Weight | 295 lbs (134 kg) |
