Product details Gauge, Thread Screw Pitch, 52 Blade, Combination, Metric 60 deg. Threads 0.25 to 6.0mm and Whit. 4 to 62 tpi, #T555 MW

Gauge, Thread Screw Pitch, 52 Blade, Combination, Metric 60 deg. Threads 0.25 to 6.0mm and Whit. 4 to 62 tpi, #T555 MW

German made screw pitch gauge. Designed to check internal and external thread profiles. Gauge has a lock nut which allows any leaf to be locked in place.