NF ISO 12164-2, E62-507-2 (11/2023)

This document specifies the dimensions of hollow-taper-face spindle noses for hollow-taper shanks (HSK) conforming to ISO 12164-1, for use on machine tools (e.g., for turning, drilling, milling, grinding and their combinations). This document specifies three types of spindle noses: — type A for automatic tool change; — type C for manual tool changing only, via radial bores in the spindle nose and tool shank; — type E for automatic tool change. NOTE 1 Pin noses of types A, C and E fit HSK shanks of types A, AB, C, CB and EB (in accordance with ISO 12164-1). NOTE 2 HSK shanks types A, AB and EB can also be changed manually.
(Automatic translation from French)