
Drilling hammers; taper gauges for tapered connections of drill rods and bits.
NORMA vydaná dňa 1.10.1990
Designation standards: DIN 20378:1990-10
Publication date standards: 1.10.1990
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: German technical standard
Kategória: Technické normy DIN
Bohrhämmer; Kegellehren für Bohrstangen- und Bohrkopfkegel.