Steel Tooth: High-quality tungsten carbide case-hardened surface, which greatly improves the wear resistance of the teeth.
Tungsten Carbide Inserts: Various types of high-quality tungsten carbide inserts can be equipped in BITs, professional and scientifically selected inserts according to different applications and drilling processes to achieve efficient drilling production.

Diameter structure：Multiple gauge protection gauge trimmers on the heel and gauge insert Taper on gauge, tungsten carbide inserts and case hardened shirt hem increase gauge retention and bearing life.

Bearing structure：Sliding bearing and roller bearing types are available. Wear and seizure resistance, charging capacity, bearing stability are well improved, suitable for high-speed rotary drilling.

Sealing and Lubrication：New metal seals improve the reliability and stability of the system. Bearing seals. Differential pressure compensation system ensures good lubrication and lubrication

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