PDC Reamer
The integral design with a carbide-reinforced pilot surface provides excellent guidance and abrasion resistance.
Applicable Formations
F ≤ 12
Size Range (mm)
Φ94 – Φ311
PDC Reamer
PDC Reamer
PDC Reamer
Combined Pilot-Reamer
The Combined PDC Pilot–Reamer features a modular, customizable design that integrates a pilot bit with multi-stage reaming sections.
The bit size, blade layout, and reaming stage configuration can be custom-engineered to Customizable in size and configuration to fit project requirements. Please contact us for more details. PDC Reamer PDC Reamer optimize penetration rate, torque balance,and service life.
Retrieval Bit
The specialized retrieval profile captures broken tools or debris while PDC cutters assist with stabilization and clearance.
Applicable Formations
Size Range (mm)
Hole Cleaning Bit
Combines hard-rock PDC cutting with high-flow flushing to clear debris and maintain borehole stability
Applicable Formations
Size Range (mm)
Eccentric-hole PDC Bit
Engineered for through-the-rod screen installation in soft coalseams, Jingwei’s patented eccentric-hole PDC bit integrates an eccentric guiding through-hole with asymmetrical, mechanically balanced blades.
Key Features
- Integrated eccentric guiding hole and asymmetrical three or more blade structure.
- Full-face cutting with no central blind zone.
- Continuous drilling and direct screen installation without tripping out.
- Eliminates blade detachment and incomplete wing opening of open-close bit.
- Large-flow cuttings evacuation and adjustable hole inclination.
- Ideal for soft or fractured coal seams.
National Invention Patent
Patent No.:ZL201910392360.3
Applicable Formations
Size Range (mm)
Industry Experience
Annual Production
Customized Solutions
Factory Footprint (sq.ft)
JINGWEI maintains in-house control over the entire production chain, ensures consistent quality and the agility to customize solutions, helping customers optimize performance and reduce lifecycle costs.
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