Countersinks and counterbores. Counterbores with parallel shank and solid pilot
STANDARD published on 7.4.1976
Designation standards: ČSN 221604
Classification mark: 221604
Catalog number: 1242
Publication date standards: 7.4.1976
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN