Screw Pitch Gage, Inch 51 Leaves, PEC

Screw pitch gage made in the US by Products Engineering Corporation (PEC).

The correct pitch is determined by engaging the blade teeth with the threads you are measuring. Gage measures 60 degree threads from 4-84 TPI.

Each blade is clearly marked with the thread size and a each node of the gage has a locking wheel to secure the blade when measuring.

This screw pitch gage measures the following screw pitches:

Leave Sizes: 4, 4-1/2, 5, 5-1/2, 6, 7, 8, 9, 10, 11, 11-1/2, 12, 13, 14, 15, 16, 18 threads per inch (TPI)

Leave Sizes: 20, 22, 24, 26, 27, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50 threads per inch (TPI)

Leave Sizes: 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84 threads per inch (TPI)

The gage comes in a sturdy protective case.