| After-sales Service: | Support |
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| Warranty: | 1 Year |
| Certification: | ISO 9001:2000, ISO 9001:2008 |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 
The small crawler-type self-propelled 180m pneumatic drilling rig is a portable, efficient and multi-functional drilling equipment. It is mainly suitable for industrial and civil drilling and geothermal drilling. It has the advantages of compact structure, fast forward speed, flexible maneuverability and wide application range. . It can also be used in conjunction with drilling, and has the advantages of hydraulic control of the whole machine, automatic loading and unloading of drill pipes, crawler chassis, high-horsepower diesel engine, four-hydraulic outrigger balance, and stronger terrain application capabilities.
Main feature
-Crawler walking is more suitable for muddy field movement.
-Pneumatic drilling rig, with air compressor, the efficiency is equivalent to 10~15 times of ordinary drilling rig.
-The drilling on the rock is mainly based on the down-the-hole hammer drilling process. The down-the-hole hammer rock drilling operation efficiency is high, and the drilling cost per meter is lower.
| Model | HQZ220L |
| Drill Mast(m) | 3 |
| Drilling diameter (mm) | 130-254 |
| Drilling depth (m) | 220 |
| Walking Speed (km/h) | 2.5 |
| Main motor power | 60kw |
| Working pressure (mpa) | 1.45-2.5 |
| Air consumption (m³/min) | 17-31 |
| Drill pipe diameter (mm) | 76/89 |
| Drill pipe length (m) | 1.5/2.0/3.0 |
| Lifting force (T) | 15 |
Suppliers with verified business licenses
Audited Supplier 
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