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Construction, Mining & Roads · Single machine
78 HP Wheeled Diesel Water Well Rig, 300 m
A wheeled diesel hydraulic rig for water boreholes up to 300 m, with four hydraulic legs for quick set-up and one-key electric start.
- Model
- MM-WW78C
- Product group
- Drilling Rigs & Hydraulic Drills
- Type
- Water well drilling rig
- Power
- 78 HP
- 78 HP diesel, electric start
- Depth up to 300 m
- Four hydraulic leveling legs
- Water pump flow 60 m³/h
Overview
Quick set-up on wheels
This rig travels on wheels and levels itself on four hydraulic legs, so a crew can be drilling soon after arriving at the site. A 78 HP diesel engine, rated at 2,400 rpm, starts with an electric key. The rotation range of 0 to 90 r/min and a 14 t lifting force are sized for a borehole of up to 300 m in 76 to 300 mm diameter.
Flushing and drill pipe
A water pump delivering 60 m³/h supports flushing, which keeps the hole clean and cools the bit. Drill pipe comes in 60, 76 and 89 mm diameters, so you can choose the string for your depth and torque needs.
Transport weight
Transport weight, carrier and mast arrangement depend on the configuration, so check them against your truck or trailer before ordering.
Which buyer picks this model
Choose this rig if you drill many boreholes at different locations and move between them often. The four legs and wheeled carrier cut the time lost in set-up. If your wells are deeper or in hard rock, look at our crawler DTH rig; if you only need a lighter, shallower machine, our portable diesel borehole rig will be easier to carry.
Who should choose the wheeled 78 HP model
This is the 300 m wheeled rig in a group that also has a top-drive 300 m model and a crawler DTH 500 m model. The wheeled chassis and four hydraulic legs make it fast to move and level, which suits contractors who drill many wells a month and travel between villages on roads. The top-drive rig gives more torque and faster rod handling but is heavier and needs more ground support. The crawler DTH rig works in rough terrain without roads. At 78 HP with a 14 t lifting force and 60 m³/h water pump flow, this rig is built for common water-well formations. Choose it for contractors who want a flexible wheel-mounted rig with simple controls. Check ground bearing before setting up, because the four legs spread the load but soft soil still needs mats. Rod handling is manual, so the crew size is a little larger than on a top-drive rig.
Specifications
| Model | MM-WW78C |
|---|---|
| Type | Water well drilling rig |
| Power | 78 HP |
| Power type | Diesel |
| Rated speed | 2,400 rpm |
| Drilling depth | Up to 300 m |
| Drilling diameter | 76 – 300 mm |
| Drill pipe diameters | 60 / 76 / 89 mm |
| Rotation speed | 0 – 90 r/min |
| Lifting force | 14 t |
| Hydraulic legs | 4 |
| Water pump flow | 60 m³/h |
| Start mode | Electric start |
| Mast height | about 6–9 m |
| Torque | 3,000–5,000 N·m |
| Feed stroke | about 2–3 m |
| Pull-back speed | about 5–15 m/min |
| Chassis | two-wheel or four-wheel trailer with tow bar |
| Mud pump | about 100–300 L/min |
| Crew | three to five people |
Configurations
Standard equipment
- Diesel engine with electric start
- Hydraulic rotary head
- Four hydraulic leveling legs
- Water pump
- Drill pipe set
- Operator control panel
Options
- DTH hammer and compressor
- Tricone and drag bit set
- Casing handling kit
- Extra drill pipe
- Truck chassis mount
- Spare pump seals
Frequently asked questions
What does "wheeled" mean for transport?
The rig moves on wheels. The towing or truck arrangement for your country is given in the quotation.
Is the rig fully automatic?
Not fully. The controls are hydraulic with electric start. The quotation lists exactly what is automated.
Which pipe size should I choose?
It depends on depth and torque. Choose by target depth.
Can a standard pickup tow it?
That depends on the final weight and tow rating of the rig and vehicle.

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