Bolt type roller bit for a quick replacement. The replacement is faster and more stable compared to MH-3R, but require special core barrel to make it work.
Parameters:
Name：bolt roller bit,roller drill bit, drill bit, rotary drill bit.
Advantages：bolt roller bit is a type of roller bit that can be welded once and replaced with worn roller bits multiple times. It greatly reduces the time wasted due to welding. It is very good for construction teams that do not have professional welding masters.
Applicable Models：Bauer, lMT, Mait, Soilmec, Casagrande, XCMG, Sany,Zoomlion, Sunward, Yutong.
Drill body：high-strength tungsten carbide alloy, enables high efficiency of the drill’s tooth feed，with high strength, high toughness and high wear resistance and other advantages.
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The cone covered with 52 pieces 14mm large inserts without leaving any blind spot on the drilling. You can expect 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
FIRMTECH is a company that manufactures drilling tools, such as roller bit, bullet teeth, core barrel, auger, drilling bucket, HDD, etc
We frequently travel to the Middle East, Europe and East Asia to meet our customers face-to-face. We believe that product quality is the foundation, sales is just the beginning and service is our ultimate goal.
a.Always a pre-production sample before mass production;
b.Always final Inspection before shipment;
c. Our sales team will response for your question within 24 hours
d. Technical Support will be available in any time
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