Thread plug gauges - 6H metric
- to M39 good and bad on one caliber
- from M42 good and bad separately (two calibers)
- made of calibration steel
- thread pitch: see tables below
- ISO standard for metric threads
- tolerances and deviations according to ISO 1502
other thread pitches on demand - manufacturer: Lehren und Messgerätewerk Schmalkalden, Germany
Trieda:
Economy line
