90.60 Close of review Mar 5, 2023
ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
25.100.30 Drills, countersinks, reamers
This part of ISO 236 specifies the dimensions of hand reamers. It comprises three tables giving respectively the preferred sizes with corresponding dimensions in millimetres and in inches, the corresponding sizes, in millimetres and in inches, set out as functions of diameter steps. Provision is also made for tolerances on lengths, cutting diameters and the diameter of parallel shanks.
90.60 Close of review
Mar 5, 2023