This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
ISO 8764-1:2004 specifies the shapes and dimensions, technical requirements and torque test methods for the tips of hand drivers and of machine-operated bits for cross-recessed head screws. It specifies two forms of driver tips: form PH for form H recesses and form PZ for form Z recesses. (H and Z form recesses are specified in ISO 4757, while general requirements, lengths of blades and marking of hand-operated screwdrivers are given in ISO 8764-2.)
Status : PublishedPublication date : 2004-04
Edition : 3Number of pages : 22
Technical Committee:Assembly tools for screws and nuts, pliers and nippers
Buy this standard