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Tricone Roller Bit Hard Rock Drill Jz China Manufactures - China

price: contact company for price

4. Sealed Roller Bearing- These bits have an o- ring seal with a grease

reservoir for bearing cooling. The seal acts as a barrier against mud

and cuttings to protect the bearings.

5. Sealed Roller Bearing with Gauge Protect- Carbide inserts in the heel of the cone.

6. Sealed Journal Roller Bearing- These bits are strictlt oil/ grease cooled with nose bearings, o- ring seal and a race for maximum performance.

7. Sealed Journal Rolling Bearing with gauge protect- Carbide inserts in the heel of the cone.


Company Contact:


  • Phone: 8618831737902

  • Address: china hebei, hejian, China

  • Email: Email


Published date: June 1, 2014 -

  • Business Description: Company Competitive Power:

    1.the most professional and experienced senior engineers in this field
    guarantee high quality products.
    2.MANUFACTURER position ensures competitive price.
    3.Sincere salesmen are our business basis.
    4.Different sizes and dimensions are available
    5. A certain number of bulk stock ensures fast delivery
    6. Best after sales service Welcome to inquiry and visit our factory

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