Countersinks for countersunk head screws for fine mechanics.
NORMA vydaná dňa 1.9.1972
Designation standards: E DIN 74-4:1972-09
Note: NEPLATNÁ
Publication date standards: 1.9.1972
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: German technical standard
Kategória: Technické normy DIN
Senkungen DIN für Senkschrauben der Feinwerktechnik.