Industrial Drilling Tools
Exploration Drilling Tools
Reverse Circulation (RC) Drill Bits
HLDRILLS reverse circulation drill bits for deep-hole exploration, mining and formation sampling, available from 3 to 6 inches.
- Brand
- TOPSDRILL
- Model
- RE004, PR40, PR52/PR52R, PR54/PR54R, RE531, RE542, RE543, RE545 and RE547
- Size Range
- 3 to 6 inches; additional sizes available on request
- Material
- High-quality steel with carbide buttons
Model selection and customization support from our drilling specialists.
BUILT FOR THE FIELD
Performance You Can Rely On
HLDRILLS reverse circulation drill bits for deep-hole exploration, mining and formation sampling, available from 3 to 6 inches.
Key Advantages
- Higher-grade carbide buttons support longer service life.
- Designed to reduce hole erosion in fragile formations.
- Fast drilling through soft formations with fewer blockages.
- Straight drilling performance in consolidated and unconsolidated formations.
- Extra-size buttons and PCD buttons are available on request.
TECHNICAL DATA
Technical Specifications
Use these values as a selection reference. Unlisted dimensions and configurations can be confirmed with our technical team.
| Model / compatible models | RE004, PR40, PR52/PR52R, PR54/PR54R, RE531, RE542, RE543, RE545 and RE547 |
|---|---|
| Product type | Reverse circulation drill bit |
| Size range | 3 to 6 inches; additional sizes available on request |
| Material | High-quality steel with carbide buttons |
| Processing type | Forging |
| Face design | Flat, concave and drop-center designs |
| Carbide insert | Standard, extra-size and optional PCD buttons |
| Applications | Deep-hole exploration drilling, mining and formation sampling |
| Certification | ISO 9001:2008 (as listed in the source document) |
| Brand | HLDRILLS |
| Origin | Changsha, Hunan, China |
| HS code | 82071300 |
| Production capacity | |
| Transport package | Cartons and plywood cases for export |
| Payment terms | |
| Shipping | By air, express or sea |
| Minimum order | Small quantities accepted |
APPLICATIONS
Designed for Demanding Working Conditions
Deep-hole exploration drilling, mining and formation sampling
NEED A MATCHING SOLUTION?
Tell Us About Your Drilling Conditions
Share the formation, hole diameter, drilling depth and equipment model. Our team will recommend a suitable configuration.