Counterbores for hexagon socket head cap screws and slotted cheese head screws.
STANDARD published on 1.7.1971
Designation standards: DIN 74-2:1971-07
Note: WITHDRAWN
Publication date standards: 1.7.1971
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: German technical standard
Category: Technical standards DIN
Senkungen für Schrauben mit Zylinderkopf.