90.60 Close of review Dec 3, 2021
ISO
ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
International Standard
25.060.20 Dividing and tool-workpiece holding devices
This second edition cancels and replaces the first edition (ISO 297 : 1982) and ISO 2583 : 1972. Specifies the dimensions, in millimetres, of 7/24 tapers for spindle noses and tool shanks. It also specifies the external diameters of the collars for these tool shanks, and the positioning of the front face of the collars with respect to the taper.
PUBLISHED
ISO 297:1988
90.60
Close of review
Dec 3, 2021