ISO 2351-3:2014 Preview
Assembly tools for screws and nuts -- Machine-operated screwdriver bits -- Part 3: Screwdriver bits for hexagon socket screws
This standard was last reviewed and confirmed in 2019. Therefore this version remains current.
ISO 2351-3:2014 prescribes the technical specifications for machine-operated screwdriver bits for hexagon socket screws, listed in ISO 1703 under reference number 3 2 03 01 0. It applies to bits with male hexagon drive or with cylindrical flat-end drive as defined in ISO 1173 and to tips for screwdrivers as defined in ISO 2936. It also gives recommended combinations between tips and bits.
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