NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN 475-3
DIN 475-3
Combinations of double ended wrench gaps
Title (German)
Schlüsselweiten; Paarungen für Schraubenschlüssel
Responsible national committee
NA 121-05-01 AA - Assembly tools for screws and nuts, Fastening tools