Wedge 501™


  • Exceptional torque strength developed through the simultaneous engagement of opposing flanks of the double hooked dovetail thread.
  • Streamlined, clearance OD facilitates running, pulling, and circulating and eliminates coupling face hang-up.
  • Trouble free make-up is developed with the rugged, coarse pitch thread and steep taper for deep stabbing.
  • 100% pipe body ratings for tension and bending provided by machining pin and box on API EUE upset. Reverse angle stab flank provides 100% compression rating.

  • 100% pipe body internal yield and collapse strength created with the lubricant seal of the dovetail threads.
  • Interchangeable with Wedge 531™, Wedge 551™ and Wedge 561™ .


  • Production tubing and workstrings
  • Horizontal and extended-reach wells
  • Drilling with tubing