Thread measuring gauges. Comparison calibres for new thread rings with the go side. Metric thread
NORM herausgegeben am 1.12.1954
Designation standards: STN 254121
Classification mark: 254121
Catalog number: 56117
Publication date standards: 1.12.1954
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN