Drills · Make & Model reference
Rotary Drilling Foremost DR-50
Popular in the Rotary Drilling drill lineup — confirm serial-year specs and tooling compatibility on the OEM sheet before purchase.
Operating weight
25,000 - 95,000 lbs
Horsepower
250 - 700 hp
Fuel burn
6.0 - 18.0 gph
Years produced
2013 - present
AI-updated · Last refresh 7/27/2026
Full specifications
Rotary torque5,000 - 25,000 ft-lb
Pullback25,000 - 90,000 lbf
Compressor350 - 1,150 cfm @ 150 - 350 psi
Mud pump120 - 500 gpm
Depth capacity600 - 3,500 ft
Shipping dimensions
Length35 ft 0 in
Width8 ft 6 in
Height12 ft 6 in
Weight25,000 - 95,000 lbs
Use these for permit routing and lowboy selection.
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2020-2023 | 2,500-6,000 | — | $225,000 | $460,000 |
| 2013-2019 | 6,000-12,000 | — | $110,000 | $270,000 |
AI price estimate
Excellent, low hours
2022 model year
$430,000
Good, avg hours
2020 model year
$305,000
Fair, high hours
2016 model year
$155,000
Common problems to check
- Air compressor oil separator failures
- Rotary head seal wear
- Kelly bushing wear
- Cathead brake glazing
Why buyers pick it
- Dual mud and air drilling capability
- Truck-mount productivity for well contractors
- Strong US aftermarket parts
- Deck engine or truck PTO options
Best jobs for this machine
Municipal and domestic water wellsGeothermal loop fieldsMonitoring and irrigation wells
Rotary Drilling Foremost DR-50 for sale on Equip Place
No live listings yet. Set an alert →