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UNI 12x20 Directional Drill
The UNI 12x20 is a compact horizontal directional drilling rig
built for utility contractors working in tight urban and confined
jobsite conditions.
With 12,000 lbs of thrust and pullback, 2,000 ft-lb of spindle
torque, a 74 HP turbo diesel engine, and a 30 gpm mud pump —
the UNI 12x20 delivers consistent drilling performance across
a wide range of ground conditions.
Designed for fiber optic, telecom, water, gas, and electric
conduit installations where larger rigs can't access. Compact
dimensions, stable anchoring, and integrated remote controls
make it a dependable solution for urban trenchless drilling.
| Parameter | Imperial | Metric |
|---|---|---|
| Thrust / Pullback (max) | 12,000 lbs | 53 kN |
| Spindle Torque (max) | 2,000 ft-lb | 2,711 Nm |
| Spindle Rotation Speed (max) | 220 rpm | 220 rpm |
| Carriage Speed (max) | 150 fpm | 46 m/min |
| Operation Angle | 18° | 18° |
| System / Feature | Description | Option |
|---|---|---|
| Cruise Control System | Maintains preset maximum thrust and rotation parameters during operation | Standard |
| Mud Flow Indicator | Integrated system for real-time drilling fluid monitoring | Standard |
| Mud Pressure Relief System | Automatic pressure relief when breaking out joints to protect system components | Standard |
| Rod Loading System | Semi-automatic bottom feed or top feed | Option |
| System / Feature | Description | Option |
|---|---|---|
| Wired Remote Control | Full control for maneuvering, loading, and setup operations | Standard |
| Wireless Remote Control | Full control for maneuvering, loading, and setup operations | Option |
| Rod Lubrication System | Operator-controlled lubrication with adjustable output for temperature and jobsite conditions | Standard |
| System / Feature | Description | Option |
|---|---|---|
| Remote Locating Display | Integrated or stand-alone display for real-time tracking data | Standard |
| Strike Alert System | Detects electrical hazards and alerts operator for safety | Standard |
| Integrated Diagnostic System | Allows operator to identify issues in real time and significantly reduce troubleshooting time on the jobsite | Standard |
| System / Feature | Description | Option |
|---|---|---|
| Stake-Down System | Two-point auger anchoring system for secure ground stability, operated from the operator console | Standard |
| Breakout System | Breakout system with automatic mud pump shut-off and pressure relief | Standard |
| Parameter | Imperial | Metric |
|---|---|---|
| Mud Pump Model | Kerr KZ-3150 PT | Kerr KZ-3150 PT |
| Flow (max) | 27.8 gpm | 105.2 L/min |
| Pressure (max) | 1,172 psi | 80.8 bar |
| Parameter | Imperial | Metric |
|---|---|---|
| Fuel Tank | 27 gal | 102.2 L |
| Hydraulic Tank | 31 gal | 117.3 L |
| Parameter | Imperial | Metric |
|---|---|---|
| Length | 175 in | 444.5 cm |
| Width | 59 in | 150.4 cm |
| Height | 76 in | 192.9 cm |
| Weight with rods | 9,700 lbs | 4,400 kg |
| Parameter | Imperial | Metric |
|---|---|---|
| Engine Type | Turbo Diesel | Turbo Diesel |
| Fuel Type | Diesel | Diesel |
| Gross Horsepower | 74 hp | 55.2 kW |
| Rated RPM | 2,500 rpm | 2,500 rpm |
| EPA Certification | Tier IV | Tier IV |
| Parameter | Size & Thread Type | Basket Capacity |
|---|---|---|
| Drill Rod Option 1 | 1.66" x 6 ft Firestick I #200 | 50 rods |
| Drill Rod Option 2 | 1.90" x 6 ft Firestick I #250 | 50 rods |
Machine Overview
Drill Bits
The UNI 12x20 is a compact horizontal directional drilling rig designed for utility contractors who need dependable performance in restricted urban spaces and confined jobsites. Delivering 12,000 lbs of thrust and pullback and 2,000 ft-lb of spindle torque, this compact HDD machine is built to handle a variety of ground conditions while maintaining precise and consistent drilling performance.
Powered by a 74 HP turbo diesel engine, the UNI 12x20 provides the strength and reliability required for demanding utility installations. Its 30 gpm mud pump supports steady drilling fluid circulation, effective borehole cleaning, and improved productivity throughout the drilling process.
The rig comes equipped with practical operator-focused features, including Cruise Control, an integrated Mud Flow Indicator, Wired Remote Control, a Stake-Down anchoring system, and an Integrated Diagnostic System that helps operators monitor performance and troubleshoot issues directly in the field.
With overall dimensions of approximately 158 in. x 53 in. and an operating weight of around 9,700 lbs with drill rods, the UNI 12x20 is easy to transport, position, and set up in areas where larger directional drills may not be practical. Its compact footprint makes it well suited for road medians, residential neighborhoods, parking areas, narrow access points, and other space-limited locations.
The UNI 12x20 is an ideal solution for:
For contractors searching for a compact directional drill for sale, the UNI 12x20 offers a strong combination of power, mobility, operator comfort, and jobsite efficiency. It is designed to support reliable underground boring performance while reducing setup time and improving productivity across a wide range of utility applications.
The UNI 12x20 is available through Drillium Gear, with equipment support and delivery options for contractors across the United States and international markets.
12,000 lbs of thrust and pullback, 2,000 ft-lb of spindle torque and a 74 HP turbo diesel engine — built for reliable trenchless drilling in tight urban jobsites.
