Machine helical reamers with taper shank. Basic dimensions
STANDARD published on 15.5.1981
Designation standards: ČSN 221431
Classification mark: 221431
Catalog number: 25570
Publication date standards: 15.5.1981
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN