GHJ Series Tri-cone Rock Bits with Metal-sealing Bearing System for Oil Well Drilling

The main structure features:

-his series adopts non isometry teeth placement in combination with optimized teeth height and shape.

-Applying the world’s latest sealing technology -metal face sealing ensures the bearing sealing is more efficient, and more suitable for drilling at high rotary speed and high  tem-perature  working condition.

-New material is applied an the part of gage protecting and reducing the fiction from oil-well-wall, improving quality of well wall, protecting the back of leg and seal.

-Bit’s bear is enhanced treatment, and prolonging the bit working life, reducing the drilling cost.