Centre punch marks for fixing (alfa=60°)
STANDARD published on 14.4.1975
Designation standards: ČSN 243330
Classification mark: 243330
Catalog number: 1880
Publication date standards: 14.4.1975
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN