Features:
This pitch gauge accurately measures internal and external screw threads with 52 folding leaves.
The leaves are individually stamped with accurately formed thread profiles.
Using rotary switch, can be freely adjusted.
It is most useful for checking tool angle while cutting threads in metal turning lathes.
The angles on the thread cutting tool is checked on the V slots in the gauge.

Specifications:
Material: steel
Accuracy: ±0.07mm
Folded length: 66mm
Width: 22mm
Unfolded length: 110mm
Unfolded Width: 55mm
52pcs blade
Measuring range:
0.25-6.0mm: 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.75, 0.8, 0.9, 1, 1.25, 1.5, 1.75, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6mm
4-62TPI: 4, 4-1/2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 36, 40, 48, 60, 62TPI