Thread measuring gauges. Measuring parts of the wear-out comparison calibres for the go side thread rings. Metric thread
STANDARD published on 1.12.1954
Designation standards: STN 254124
Classification mark: 254124
Catalog number: 56120
Publication date standards: 1.12.1954
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN