Screw gauges. Screw pitch gauges for Whitworth thread and pipe thread
STANDARD published on 1.1.1960
Designation standards: STN 254621
Classification mark: 254621
Catalog number: 56216
Publication date standards: 1.1.1960
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN