Horizontal drilling rig and drill pipe

Single Source Directional Drilling Tools

Our History

Holly Pipe Corporation is a directional drilling tools and services company specializing in new and premium used drill pipe, rental and repair services. Our headquarters is located near the Gulf of Mexico in Lafayette, Louisiana, and a stock yard location in Breaux Bridge, Louisiana.

Holly Pipe supplies drillers worldwide with quality horizontal and directional drilling tools, drilling tubulars, drill pipe inspection services, drill stem subs and cutting numerous drilling connections for the HDD and oilfield industries. Holly Pipe also offers welding and precision CNC machine shop services through our sister company, Nugent Special Thread Corporation (NST®).

NST logo NST Machine Shop






N-Series Surface Casing

  • “JUST IN CASE”… when IR’s are unacceptable
  • Support long crossings
  • No key seating
  • Quick Make/break
  • 16 "- perfect For 12 1/4 " bit
  • 20' - 45' Ft increments
Pins N-16 Pins N-16

Drill Pipe Inspection Services

nondestructive testing

NST manufactures tools that must meet API standards upon completion, therefore; In an effort to provide top quality products, Holly Pipe and NST also provide qualified turn-key NDT inspections to fulfill the highest standard of integrity for our products. We also provide the latest forms of inspection upon receiving and cleaning used drill pipe. We strive to deliver the highest quality products to drillers worldwide through the standards of API 7-1, DS-1 and ASNT certifying drill pipe and tools free of all defects.





EMI inspection

Forms of Inspection:

  • Drill Pipe Tubes 2 3/8"-6 5/8": Electromagnetic or F.L.U.T. (Full Length Ultrasonic Testing)
  • Steel Welded products: Dry & Wet Magnetic Particle
  • Subs / Connections: Black light
  • Steel Shafts: Ultrasonic
  • Stainless Steel: Liquid Dye Penetrant




hdd drilling rig and drilling tools

Mission Statement

Holly Pipe Corporation and Nugent Special Thread Corporation conform to the drilling industry's utmost performance, safety and environmental standards to ensure the production of drilling tools trusted by professional drillers everywhere.







Quality Policy

NST Corp. Will continuously improve its service to better satisfy the needs of its customers and will deliver to them, on time and defect-free products conforming to customer requirements.


To view our new and used available tubulars click here.

For more information please contact us.