Wedge 561™


  • Exceptional torque strength developed through the simultaneous engagement of opposing flanks of the double hooked dovetail thread
  • Trouble-free make-up is developed with the rugged, coarse pitch thread and steep taper for deep stabbing
  • 100% ratings in tension and compression provided by the dovetail threads
  • 100% pipe body internal yield and collapse strength created with the lubricant seal of the dovetail threads
  • Roller-stenciled make-up confirmation band
  • Interchangeable with Wedge 531™, 501™ and 551™


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


  • Matched strength
  • CB ring