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14 Inches HDD Rock Drilling Back Reamer
API Certified factory of Tricone Bits and PDC bits |
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Products Speification |
Size | 14" |
Cutter Type |
Metal-face Sealed Bearing Cutters For 8 1/2" Tricone Bit |
637 | |
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
Applications
Oil/Gas Well Drilling-Water Well Drilling-HDD(Trenchless)-Foundation Piling
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Our Mission: |
Related Catagories
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PDC Bits | Hole Opener | Roller Cones (Thirds) | Piling Roller Cones |