DIN ISO 8764-2 Standard Dimensions for
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 (ISO 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 (ISO 8764-2:2004)