ThreadSpecs3 software is an efficient tool for determining dimensions of common screw thread profiles and gages.


  • Single user and network licenses available
  • Free updates for a year
  • Dimensions for screw threads of supported profiles, including UN, UNR, UNJ, Metric, Metric J, Acme, Buttress (including British and MJB profiles)
  • Dimensions for GO and NOT GO working and setting plugs and rings
  • Wire and ball sizes
  • Inch/Metric translation
  • Accommodation for coating and plating
  • Simple and comprehensive printouts

For more details, screen images, and to order, click here.