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14 Inches HDD Rock Drilling Back Reamer

Summary information
14" HDD hole opener
Affiliate classification
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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
Size  14"

Cutter Type

Metal-face Sealed Bearing Cutters For 8 1/2" Tricone Bit

Roller Cutter Quantity 4
Overall Length(mm) 1300
Thread Connection 3 1/2 IF pin & box(Customized)
Operating Parameters
Application Medium  formations, such as medium shale,limestone, medium sandstone, medium formation with harder and abrasive interbeds,etc.


14 Inches HDD rock drilling back reamer is 355.6mm, HDD drillers always drill 6" or 6 1/2" as pilot hole, then reaming from 6" to 8", then from 8" -->10"/12"-->16"-->20"-->24"-->28"--...>44", 4" per step,  or 6" per step by high capacity trencher.


We could provide the best reaming solution according to the capacity of your drilling rig ( trencher ) and project details.


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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