SS-ISO-1174-1 Complete Document History
Assembly tools for screws and nuts - Driving squares - Part 1: Driving squares for hand socket tools (ISO 1174-1:2011, IDT)

Complete Current Edition:
   2011 EDITION - ENGLISH LANGUAGE EDITION - Aug. 29, 2011

Obsolete Revision Information:
   EDITION 1 - ENGLISH LANGUAGE EDITION - April 30, 1997