2004ISO 8764-2:2004 Assembly tools for screws and nuts - Screwdrivers for cross-recessed head screws - Part 2: General requirements, lengths of blades and marking of hand-operated screwdrivers
1992ISO 8764-2:1992 Screwdrivers for cross-recessed head screws; part 2: general requirements, lengths of blades and marking of hand-operated screwdrivers