Product Description
The ST series well drilling rig is a kind of lightweight, high-efficiency and multi-functional hole-drilling equipment. It is mainly used for drilling water wells, irrigation wells, geothermal wells and air holes for other applications, and is particularly suitable for water conservancy projects in mountainous areas and rock formations.
ST300 Water Well Drill Rig Advantages
- he highly efficient hydraulic top drive system delivers direct power transmission for smooth and efficient drilling.
- The powerful 78 kW Yuchai diesel engine provides ample, reliable power for complex drilling conditions.
- With a maximum output torque of 8,900 Nm, it easily handles hard rock formations.
- The optimized hydraulic system design reduces energy consumption and increases operating efficiency.
- The innovative power head design enables two-speed continuously variable transmission to meet diverse drilling requirements.
- The main winch's lifting capacity of up to 22 tons ensures the safe and efficient lifting and lowering of heavy drilling tools.
Deep Hole Water Well Drill RigTechnological Data
| Attribute | Specification |
| Max. Hoisting Force | 22 T |
| Hoisting Speed | 20 m/min |
| Max. Rotation Torque | 8900 N.m |
| Rotation Speed Range | 85 / 170 r/min |
| Travel Speed | 2.5 km/h |
| Gradeability | 30 ° |
| Fast Forward Speed | 40 m/min |
| Auxiliary Winch Capacity | 1.2 T |
| High Leg Travel | 1.35 m |
Delivery and After-Sales Service
- Delivery Time: Shipment within 7-15 business days after order placement (custom products subject to separate arrangements)
- Shipping Method: International express (DHL/FedEx/UPS) or ocean freight (volume ≥ 1 CBM)
- Packaging Standard: Export packaging with cardboard and foam/wooden reinforcement
- Inspection & After-Sales: Customers must inspect goods within 3 business days of receipt
- Force Majeure: Notification of delays due to uncontrollable factors




Contact US
Jack An
Mob:86-133 1595 5856
Web: www.waterwell-drillingrig.com