The Meclead MH-3B bolt roller bit is designed for professional roller bit drilling and deep foundation work as part of advanced rotary drilling tools. Featuring 52 precision alloy teeth, a bolt-on design for quick replacement, and a vacuum grease sealing system, this roller bit delivers stable rock penetration and improved drilling performance. When used with a compatible roller bit core barrel, the MH-3B ensures reliable operation, reduced downtime, and long service life even in demanding ground conditions.
Parameters:
60-110MPa
100-180MPa
130-280MPa
The cone fulled covered with 52 pieces large inserts leaving no blind spot. You can expect a higher penetration speed and working life.
4th generation automatic positioning body will help you weld the roller with ease and confidence no matter on the site or in the workshop
additional to the traditional sealing, we apply another CNC surface as additional sealing to prevent the dust into the bearing
All the roller bearings covered by the hard alloy to apply extra hardness
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
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.
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.
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.
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