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NBN ISO 7079:2021
Core drills with parallel shanks and with Morse taper shanks
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Summary
This International Standard 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.
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.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 06/07/2021 |
| Page Count | 16 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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07/06/2021
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