Screw Pitch Gauge 55 Metric Amer-Nat

The Faithfull FAIPITCHMA Screw Pitch Gauge is a handy gauge that quickly determines the pitch of various screw threads.

The high-quality polished tool steel leaves are clearly marked with size and there is a locking device at both ends to securely lock the leaves.

AMERICAN NATIONAL 60 Degree Threads - 4-42 tpi
METRIC 60 Degree Threads - 0.25-6.0mm