Hengwang Group offers a wide range of water well drilling rigs, exploration drilling rigs, rock drilling rigs, piling rigs and other piling drilling equipment.

DTH Drilling Rig

HW452H DTH Surface Drill Rig

Factory Direct
Training on Arrival
One-year warranty

Rated Power: 191KW
Drill Depth: 24m
Drill Diameter: 90-130 mm

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Power (KW)1691
Drilling diameter (mm)φ90-130
Maximum torque (Nm)1900/1540
Rotation speed (rpm)0-92/0-115
Working Pressure(bar)18
Total weight (kg)10000


This product is continuously improved as technology advances. The difference between the parameters and the actual product is subject to the actual product.

The DTH drilling rig is specifically designed for drilling blast holes in medium to hard rock, with a diameter range of 90-130 mm and a maximum depth of 24 m.

Main feature:

1. Equipped with an automatic rod changing mechanism, enabling efficient rod changes and reducing manual labor intensity while improving safety.

2. Utilizes a new electronic control system with a centralized power distribution cabinet, facilitating convenient fault detection and troubleshooting.

3. The overall machine layout is well-designed, providing ample space for equipment maintenance and servicing.

4. Features a two-stage compressor head, delivering high efficiency and energy savings during operation.


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Shandong Hengwang Group Co., Ltd., as one of the top drilling machinery and piling machinery suppliers in China, has 20 years of experience in the production of drilling rigs and piling machines.

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