Historical
ISO 26623-1:2008
Polygonal taper interface with flange contact surface - Part 1: Dimensions and designation of shanks
ISO 26623-1:2008 specifies the dimensions for polygonal taper interface with flange contact surface: polygon-shanks for automatic and manual tool exchange to be applied on machine tools (e.g. turning machines, drilling machines, milling machines and turn/milling centres, as well as grinding machines). A range of shank sizes is specified.
International Organization for Standardization [iso]