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Your position now:Nera Petroleum Mechanical Manufacture Co., Ltd > Directional drilling tools > Directional drilling tools > Directional Joint/Oriented Bent Sub
Directional Joint/Oriented Bent Sub

Oriented bent sub is a major power deflection tool having a fixed angle a deviated from low end thread of the bent sub to axiaal line of dril stem, the power drill tool under the application of oriented bent sub gives the bit a constant lateral force to ensure that the bit can cut on the well-wall laterally and further drill into a curved well trace. 
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