Screw Pitch Gauge 52 Metric Whitworth

The Faithfull FAIPITCHMW 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.

WHITWORTH STANDARD 55 Degree Threads
METRIC STANDARD 60 Degree Threads