90.93 Standard confirmed Oct 31, 2022
ISO
ISO/TC 29/SC 9 Tools with defined cutting edges, holding tools, cutting items, adaptive items and interfaces
International Standard
25.100.30 Drills, countersinks, reamers
Published
ISO 7079:2016 specifies the dimensions of core drills with parallel shanks and with Morse taper shanks.
It includes two tables for each of the above specified types, giving respectively
- the dimensions for the preferred diameter (see Tables 1 and 2), and
- the corresponding lengths defined in terms of diameter ranges (see Tables 3 and 4).
The tables show only metric dimensions which are alone recommended in the future for this type of drill.
Unless otherwise stated, these drills will be right-hand cutting drills.
WITHDRAWN
ISO 7079:1981
PUBLISHED
ISO 7079:2016
90.93
Standard confirmed
Oct 31, 2022