Cup square bolts with enlarged head (bolts for looms).
STANDARD published on 1.12.1969
Designation standards: DIN 63301:1969-12
Note: WITHDRAWN
Publication date standards: 1.12.1969
The number of pages: 1
Approximate weight : 3 g (0.01 lbs)
Country: German technical standard
Category: Technical standards DIN
Flachrundschrauben mit Vierkantansatz und verstärktem Kopf (Webmaschinenschrauben).