Counterbores for hexagon bolts, screws and nuts.
STANDARD published on 1.5.1991
Designation standards: DIN 74-3:1991-05
Note: WITHDRAWN
Publication date standards: 1.5.1991
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: German technical standard
Category: Technical standards DIN
Senkungen für Sechskantschrauben und Sechskantmuttern.