MH-3P Roller Cone Bit
The MH-3P drill bit is designed with additional small protective inserts that help shield the cones under highly abrasive conditions. When used with compatible rotary drilling tools, it supports efficient roller bit drilling performance. Its robust structure and enhanced wear protection make it highly suitable for use with roller bit core barrel assemblies, delivering stable rock penetration and extended service life in demanding drilling environments.
Parameters:
- Cone Protection Inserts: 20 pieces (8mm & 6mm)
- Insert count: 52 pieces
- Insert Size: 14mm
- Body type: Flat auto angle body for quick fixing
- Cone size: 139mm (with inserts)
- Body width: 92mm
- Connection type: Welding
- Grease: Vacuum grease system special design for piling application
Perfect Inserts for Every Rock Type
Chisel
60-110MPa
Conical
100-180MPa
Spherical
130-280MPa
detail
Advance Features
Additional 20 Cone Protection Inserts
The Cone covered with 20 pieces 8mm and 6mm smaller inserts, just to prevent the cone body wear out prematurely.
52 Large Inserts
The cone fulled covered with 52 pieces large inserts leaving no blind spot. You can expect a higher penetration speed and working life.
Auto Angle Body
4th generation automatic positioning body will help you weld the roller with ease and confidence no matter on the site or in the workshop
Double Sealing
additional to the traditional sealing, we apply another CNC surface as additional sealing to prevent the dust into the bearing
Bearing Hard Alloy Apply
All the roller bearings covered by the hard alloy to apply extra hardness
Vacuum Grease System
Pull the air out of the body, then push the high end grease in, make sure the roller has enough grease for the whole life span
Related Products
Our Services
Solution
With more than a decade of international trade experience, we understand the logistics, regulations, and technical standards of markets around the world. Our global expertise guarantees smooth cooperation and reliable delivery.
Production
Each drilling tool undergoes strict quality inspection - from raw materials to final delivery. Our commitment to quality ensures that it maintains high performance and durability even under the most demanding drilling conditions.
Free Consultation
With the ability to travel frequently and meet clients in person, we gain a deep understanding of on-site conditions and project requirements. This allows us to deliver precise, customized solutions that truly meet our clients’ needs.
