High-Precision Electroplated Diamond Core Drill Bit for Hard & Abrasive Formations
Product Overview
Our electroplated diamond core drill bit is engineered for high-precision geological and rock core drilling in demanding environments. Designed with advanced electroplated diamond technology, this diamond core drill bit delivers exceptional cutting accuracy, durability and drilling efficiency in both soft and hard formations.
Widely used in geological exploration, foundation investigation, highway and railway survey, coal mining and infrastructure projects, this tool ensures clean and precise core samples for reliable geological analysis.
Why Choose Our Electroplated Diamond Core Bit?
✔ High-Precision Core Cutting
The electroplated diamond cutting surface ensures clean and accurate core recovery, minimizing core damage and improving sampling quality.✔ Excellent Performance in Hard & Abrasive Rock
Optimized for abrasive and compact formations, the diamond core bit maintains strong penetration performance even under high drilling pressure.✔ Fast Drilling Speed
Sharp diamond exposure provides rapid cutting efficiency, reducing drilling time and improving overall productivity.✔ Long Service Life
High-quality diamond coating and strong steel body design extend working life and reduce replacement frequency.✔ Wide Diameter Range Available
From small geological sampling to large-diameter infrastructure projects, we provide a full range of sizes from 56 mm to 325 mm, with custom options.Applications of Electroplated Diamond Core Drill Bits
Our electroplated diamond core bits are widely used for:
The bit performs efficiently in both soft and hard rock formations, making it an ideal solution for industrial and construction drilling projects.
Available Diameters & Recommended Applications
| Diameter (mm) | Application |
|---|---|
| 56 mm | Geological exploration & rock sampling |
| 65 mm | Geological survey & foundation testing |
| 75 mm | Highway & railway preliminary survey |
| 94 mm | Highway, high-speed rail & subway investigation |
| 113 mm | Coal mining & geological exploration |
| 133 mm | Large-diameter core drilling for construction & mining |
| 153 mm | Mining & infrastructure core drilling |
| 171 mm | Large-scale geological survey |
| 200 mm | Large mining & construction core drilling |
| 219 mm | Infrastructure & mining projects |
| 245 mm | Deep geological survey |
| 275 mm | Large infrastructure & mining drilling |
| 325 mm | Heavy-duty infrastructure & professional geological survey |
Note: Custom diameters and specifications can be manufactured according to customer drawings and requirements.
Manufacturing & Quality Assurance
- ✓ As a professional manufacturer, we produce electroplated diamond core bits according to customer orders.
- ✓ Production Lead Time: 15–20 working days (depending on order quantity).
- ✓ Strictly compliant with ISO9001 quality management standards.
- ✓ Full quality inspection during the entire production process.
- ✓ During peak production periods, delivery schedules may be adjusted. For urgent projects, please contact our sales team to confirm the exact lead time.
Our Manufacturing Excellence
From precision electroplating to final inspection — every diamond core bit is crafted in our ISO 9001 certified facility.
Technical Advantages
Why Work With Chenghui?
Explore Our Full Range of Drilling Tools
From surface to downhole, we offer a complete lineup of high-performance drill bits and accessories engineered for every formation and application. Click any product to learn more.
PDC Non-Coring Drill Bit
Fast penetration in soft to medium formations without core recovery.
PDC Exploration Core Drill Bit
High core recovery and durability in exploration drilling.
Hot-Pressed Diamond Drill Bit
Ideal for very hard and abrasive rock formations.
Electroplated Diamond Drill Bit
Excellent for non-ferrous materials and precision drilling.
Tricone Rock Drill Bit
Rolling cone bits for a wide range of formations.
Alloy Scraper Drill Bit
Effective in soft and sticky formations.
Pick Cutter Bit
Heavy-duty cutting for mining and trenching.
DTH Hammer
High-frequency impact for deep hole drilling.
Custom Drill Bit
Tailor-made solutions for your specific project.
Drilling Rigs and Accessories
Complete drilling systems and support equipment.
Contact us to learn more about any product — we provide fast quotes and technical support.
📬 Let’s talk about your core drilling project
Whether you need a standard electroplated diamond core bit or a fully customized solution, our engineering team is ready to support you with fast quotes and technical advice.- ⚡ Response within 24h — guaranteed
- 🔧 OEM / custom diameters, diamond grit sizes, thread types
- 📦 Global shipping & export documentation
- 📄 Free technical datasheet & performance report
