NA 121
DIN Standards Committee Tools and Clamping Devices
Draft standard
[Withdrawn]
DIN 897
DIN 897
Box wrenches, double-head, modified offset, with unequal openings - test torques series A
Title (German)
Flach gekröpfte Doppelringschlüssel mit ungleichen Schlüsselweiten - Prüfdrehmomente nach Reihe A