NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
ISO 3109
ISO 3109
Assembly tools for screws and nuts - Hexagon insert bits for hexagon socket head screws
Title (German)
Schraubwerkzeug - Schraubendrehereinsätze mit Außensechskant für Innensechskantschrauben
Responsible national committee
NA 121-05-01 AA - Assembly tools for screws and nuts, Fastening tools
Responsible international committee
ISO/TC 29/SC 10 - Assembly tools for screws and nuts, pliers and nippers