Drill Pipe Connections, Subs & Crossovers

Oilfield | HDD

Reamer shafts drilling tools

NST logoHolly Pipe Corporation and Nugent Special Thread Corporation (NST®) work side by side to provide a complete professional line of vertical, horizontal and directional drilling tools and machine shop services to drillers internationally. We offer new and premium used drilling tools, rental drill pipe and custom drilling tools built to the driller’s specifications.


To view our inventory of new and used drilling tools click here.



Oilfield Drill Pipe Connections & Drilling Tools

Oilfield drilling connection subs
  • Kelly subs
  • lifting subs
  • crossover subs
  • dual flow subs
  • pup joints
  • stainless flanges
  • casing centralizers
  • stabilizers
  • casing couplings
  • custom tools and subs
  • coil tubing accessories


HDD Pipe Connections & Tools

HDD connection subs
  • starter rods
  • jetting subs
  • side entry subs
  • weeper subs
  • crossover subs
  • drive chucks
  • reamer shafts
  • nonmagnetic steering components
  • custom tools and subs
  • wash pipe accessories (i.e. drive subs & mule shoes)




For more information please contact us.

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