Deep-boring.
NORM herausgegeben am 1.6.1974
Designation standards: VDI 3210
Note: UNGÜLTIG
Publication date standards: 1.6.1974
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: German technical standard
Kategorie: Technische Normen VDI
Tiefbohrverfahren.