6" 8 1/2 9 7/8 12 1/4 15 1/2 Inch 171 445 mm Iadc 537 637 TCI Tricone Bit Rock Roller Drilling for Water Oil Well

Tungsten Carbide Insert: The tungsten carbide inserts provide high wear resistance and excellent cutting ability, ensuring longer tool life and higher drilling efficiency.

Sealed Roller Bearing: The sealed roller bearing design extends the bearing life, allowing for increased utilization and better performance in various drilling conditions.