HQZ220C Truck-Mounted Pneumatic Water Well Drilling Rig – Product Description 

Product Overview

The HQZ220C Truck-Mounted Pneumatic Drilling Rig is a high-performance water well drilling machine designed for deep drilling projects in complex geological conditions. Equipped with a heavy-duty truck chassis and a built-in high-pressure air compressor, this rig provides excellent mobility, strong penetration capacity, and high drilling efficiency, making it ideal for water well drilling, agricultural irrigation, industrial water supply, and geological exploration.

As a fully integrated truck-mounted pneumatic DTH drilling rig, the HQZ220C combines fast relocation, powerful air impact drilling, and stable hydraulic control—delivering outstanding results even in hard rock formations.

1. Powerful Pneumatic Drilling System

Integrated high-pressure air compressor (750 CFM / 21 bar options available)

Strong penetration force suitable for hard rock, gravel layers, and complex strata

Supports DTH hammer drilling for fast drilling speed

2. Truck-Mounted Mobility

Mounted on a heavy-duty truck chassis for long-distance transport

Ready to work immediately after arrival—no need for trailer towing

Ideal for projects requiring fast movement between drilling sites

3. Deep Drilling Capability

Drilling depth up to 220 meters

Maximum borehole diameter up to 350 mm

Compatible with various drill pipes and DTH hammers

4. Stable Hydraulic System

Full hydraulic control for smooth and accurate operation

Efficient hoist and feed system for high working efficiency

Reliable hydraulic components ensure long service life

5. Strong Power & Low Maintenance

High-performance engine ensures continuous, stable output

Rugged structure designed for harsh working environments

Easy maintenance with accessible components