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FACTORY:Junziguan,Shijingcun Town, Hejian City , Hebei Province , China

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PDC Bi Center Bit

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API Certified factory of Tricone Bits and PDC bits
API is American Petroleum Institute, it is Authoritative in the world.
All products are produced in lines of API specifications.

PDC Bi Center Bit 

BI center bit is used for reaming hole bottom, the model No. likes 5 7/8"*7 1/2"*4 3/4" or just 5 7/8"*7 1/2" as the third diameter is not important.


5 7/8" is the passing through diameter, 7 1/2" is the reaming diameter, 4 3/4" is the diameter of front bit.


We can produce both matrix body and steel body BI center bit, the cutters could be diameter 8mm, 13mm, 16mm, 19mm, blades quantity ranges from 3 to 8.


Order procedure :

1>Confirm 3D design.

2>Trial order.

3>Testing and improvment.

4>Mass production.

If the requirement is regular, we have mature design according to various of drilling conditions.


Regular Models

8 1/2"(215.9mm) IADC537G 8 1/2" (215.9mm) IADC637G 12 1/4" (311.1mm) IADC537G
6"(152.4mm) PDC Bit 12 1/4" (311.1mm) PDC Bit Bi Center Bit
24" Hole Opener 36" Hole Opener 44" Hole Opener
14" PDC Reamer 18" PDC Reamer HDD PDC Reamer
Tricone Bit Thirds Block Roller Bits Block Roller Bits
Roller Cone Bits for Piling Replaceable Roller Cone Bits Core Barrel



Oil/Gas Well Drilling-Water Well Drilling-HDD(Trenchless)-Foundation Piling

TCI Roller


Our Mission:
Lower the cost of Drilling-Per- Meter.

Who we are:
To exploit energy resources underground.
To exploit water underground.
To install pipelines underground with No-Dig.
To pile foundation for constructions.
We are one of the people who makes above easier.
Let’s work together and enjoy this job.


Related Catagories

TCI Roller TCI Roller TCI Roller TCI Roller
PDC Bits Hole Opener  Roller Cones (Thirds) Piling Roller Cones


TCI Roller


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