France Acme Screw Pitch Gage

Product Description

Acme Screw Pitch Gage

Measure the pitch of 30°(Metric) and 29°(Inch) trapezoidal screw thread (Acme threads).

We put together in one holder 16 leaves for 29°and 12 leaves for 30°with both of 90mm

long leaf,in the range of 30-40mm on gear tooth.

It is very easy to use and all gauges is linked on one side and made from no rust of stainless steel.