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Precise Thread Triangles – TT-60

Original price was: $39.96.Current price is: $20.39.

72 in stock

SKU: TT-60 Category:

Description

Precise Thread Triangles – TT-60

  • Thread Triangles quickly measure pitch diameter of all 60 degree threads from 4 to 80 pitch, standard and special
  • Instantly classifies thread as 2, 2a, 3a
  • No complicated formulas to figure! For any standard thread refer directly to chart. For special threads just add 2 numbers.
  • Convenient Neo-Prene holders, fit any make micrometer spindle
  • Thread Triangles nest well into the “V” of the thread instead of making just point contact
  • Micrometer rests on two parallel flat surfaces for better feel