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

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8 1/2 Inches PDC Drill Bits OEM Factory

Summary information
8 1/2" PDC bit M166
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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.

Products Speification              
                                      Number of Blades 6
                                    Primary Cutter Size 16mm
                                                 Nozzle Qty. 6NZ
                                            Gauge Length 2.2 Inch
Operating Parameters  
                                                RPM (r/min) 60~260
                                                   WOB(KN) 20~100
                                           Flow Rate (lps) 22~35
                                                Application Soft to medium-hard formations with low
compressive strength interbedded with hard
layer , such as 
tuff, etc.
                                                  Features The M166 is a matrix body PDC bit with 6
curved blade with back-reaming and spiral
gauge protection. Optimized Hydraulie design
and enhanced cleaing and cooling effects of
the bits to prevent bit from balling.

PDC cutters sizes, blades quantities, double rows or single rows, Vibrating teeth, Nozzles sizes and quantities, Junk Slot Area, Flow rate, WOB, RPM, Heat treatment and quality grade of PDC cutters, those parameters are all important for PDC drill bits.


We are API Certified factory of tricone roller bit and PDC drill bit, warm service here at Hebei Province China, we attend exhibitions in many countries each year, hope we could meet with you face to face in near future.




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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