Assembly tools for screws and nuts -- Machine-operated screwdriver bits -- Part 1: Screwdriver bits for slotted head screws
This standard has been revised by ISO 2351-1:2007
ISO 2351-1 prescribes the technical specifications for machine-operated screwdriver bits for slotted head screws. It applies to bits with male hexagon drive or with cylindrical flat end drive as defined in ISO 1173, and to tips for screwdrivers Type C as defined in ISO 2380-1.
It also gives recommended combinations between tips and bits.