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Quality Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling factory
Quality Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling factory
Quality Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling factory
Quality Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling factory
Quality Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling factory

Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling

Product Summary
Crawler Type Air DTH Hard Rock Drilling Rig ST-300: Max drilling depth 300m, drilling diameter 105-300mm, compact design for narrow conditions. Features high speed drilling in hard rock (f=4-20), suitable for industrial, civil, and geothermal drilling. New condition with OEM color options available.
Basic Properties
Place of Origin: China
Brand Name: ShiTan
Certification: ISO
Model Number: ST-300
Trading Properties
Minimum Order Quantity: Negotiation
Price: Negotiation
Payment Terms: Western Union,T/T
Supply Ability: 2000Set/Year
Tags:

air hammer drill rig

air track drill rig

air drilling rigs
Product Details
Highlight:

rock drilling rig high speed

,

crawler rock drilling rig

,

crawler water well drilling rig
Name: Air DTH Hard Rock Drilling Rig
Model: ST-300
Voltage: 380V
Color: Red ,Yellow Or OEM
Total Weight: 8T
Usage: Industrial And Civil Drilling And Geothermal Drilling
Power Type: Diesel
Max Drilling Depth: 300m
Drilling Diameter: 105-300mm
Condition: New
Product Description
Crawler Type Air DTH Hard Rock Drilling Rig High Speed Drilling
Product Overview

The ST-300 Air DTH Hard Rock Drilling Rig is a compact, top-driven, multi-functional drilling solution designed for narrow drilling conditions. Featuring advanced technology, easy operation, high efficiency, and reliability, this rig is widely applied in well drilling, geotechnical drilling, geothermal drilling, mining exploration, and offshore drilling operations.

Powered by pneumatic drill systems driven by air compressors, this DTH crawler drilling rig delivers high drilling speeds even in rock formations with hardness ratings of f=4-20.

Technical Specifications
ParameterSpecification
The weight8T
Drilling diameter105-300mm
Drilling depth300m
One-time advance length4m
Walking speed2.5km/h
Climbing anglesMax. 30°
Equipped capacitor65-70KW
Using air pressure1.7-3.0Mpa
Air consumption17-30m³/min
Drill pipe diameterφ50mm Φ76 mm φ89mm
Drill pipe length1.5m 2.0m 3.0m
Rig lifting force12T
Swing speed45-70rpm
Swing torque3500-5900N.m
Dimension4m×1.9m×2.3m
Applications

This drilling rig is ideal for water well drilling, agricultural irrigation wells, geothermal wells, and various other well hole applications. It is particularly suitable for mountain areas and rock stratum water sourcing projects.

Key Features
  • Versatile performance across different geological formations with drilling diameters up to 500mm
  • Lightweight, efficient, and versatile drilling hole equipment design
  • Advanced hydraulic technology with high torque hydraulic motor rotation and large bore drill hydraulic propulsion
  • Branded multi-cylinder engine-powered two-stage air filter system
  • Intake air compressor specifically designed for hydraulic systems to extend diesel engine lifespan
  • Unique pump design for easy maintenance and reduced maintenance costs
  • Centralized hydraulic control console for simplified operation
Product Images
Hydraulic Crawler Wheel Drilling Machine Rig 200m Borehole Multifunction Water WellST-300 Air DTH Hard Rock Drilling Rig side viewDrilling rig operational close-upDrilling rig control panel and componentsDrilling rig in field operationDrilling rig detailed mechanical componentsComplete drilling rig assembly
After-Sales Service
  • Comprehensive technical guidance for all machine-related issues
  • 7*24 hours multi-language professional after-sales service support
  • Custom construction solutions for different geological conditions
  • Long-term availability of all machine accessories and spare parts
Frequently Asked Questions
Which drilling rig suits my project?
Our range includes small hydraulic units, water well rigs, core drills, engineering drills, and geological exploration machines. Share your target depth, hole diameter, and rock type with us, and we will suggest the ideal configuration.
Where are you based?
Our manufacturing center operates from Jinzhou in the Shijiazhuang industrial district of Hebei Province, China—well-connected to Tianjin and Shanghai ports for fast export logistics.
Factory or trader?
Direct manufacturer. Over 20 years of experience, ISO-certified production lines, and a modern plant equipped for complete in-house manufacturing—from steel fabrication to final machine testing.
Typical delivery schedule?
Small hydraulic models depart in 5-7 days; larger pneumatic rigs take 7-15 days. For time-sensitive orders, we offer expedited production—please discuss deadlines with our sales department.
Warranty coverage?
12-month full machine warranty (excluding normal wear items and consumable parts). Remote support and spare parts assistance are included throughout the warranty term.
Air compressor durability?
Built for longevity—our compressors regularly serve 10+ years with routine maintenance in field operations.
How can I pay?
Both T/T bank transfer are accepted for straightforward international transactions.
Export paperwork included?
Absolutely. You receive a full set: commercial invoice, contract, packing list, bill of lading, insurance certificate (CIF), and certificate of origin as needed.
Support availability?
Round-the-clock online assistance. We target 48-hour resolution for standard technical inquiries.
After-sales services?
Remote setup guidance comes standard. Overseas engineer dispatch is available for on-site installation, commissioning, and operator training.
Our Factory

We operate a modern production facility in Jinzhou, Shijiazhuang, equipped with advanced CNC machining centers, automated welding systems, and a dedicated testing ground. Our ISO quality management system ensures consistent excellence across every drilling rig we produce.

Jinzhou Shitan Machinery Equipment Co., Ltd. Main Products:

Pneumatic Drilling Rig / Air Drilling Rig(ST-180,ST-200,ST-260,ST-300,ST-350,ST-400,ST450,ST-450,ST-500, ST-600,ST-800 and other Pneumatic water well drilling Rigs.), Crawler Water Well Drilling Rig / Trailer Mounted Drilling Rig / Water Well Drilling Rig / Hydraulic Borewell Machine / Hard Rock Drilling Equipment / Diamond Core Drill Rig / Geological Drilling Rig / Soil Testing Drilling Rig / Portable Water Well Drilling Rig(ST-30,ST-50,XY-1A, XY-1B, XY-2, XY-2B,GK180, GK200, GY150, GY200 and 30 impact drill rig, ZLJ series tunnel drilling rig and other geological drilling machines)Crawler Track Undercarriage, Drilling Mud Pump(BW150,BW160,BW200,BW250,BW850 series Drilling mud pumps), Drilling Air Compressor, Water Well Drill Bits(PDC Drill Bit, Tricone Bit, DTH Button Bit), Water Well Drill Pipe, Drilling Rig Spare Parts( drilling rods , drilling rods joint , casing pipe, casing coupling, core tube, core tube coupling, lifters, automatic drop hammer, sampler, SPT tool, wrench fork, pad fork, lock joint), Track Transporter

Mrs. Anna

Manager

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Jinzhou Shitan Machinery Equipment Co., Ltd.
Shitan, Trusted Drilling Partner
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Tel: 86--15511892512
E-mail: anna@waterwelldrillingmachine.com
Add: Xiaoshang Village, Yingli Town，Jinzhou City, Hebei Province, China
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