ISO 866
Centre Drills for Centre Holes without Protecting Chamfers - Type A
inactive
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| Organization: | ISO |
| Publication Date: | 1 January 1975 |
| Status: | inactive |
| Page Count: | 4 |
| ICS Code (Drills, countersinks, reamers): | 25.100.30 |
scope:
SCOPE AND FIELD OF APPLICATION
This International Standard specifies the dimensions of centre drills for centre holes without protecting chamfers - Type A.
It covers only metric dimensions, regarded as the only recommended dimensions in the future for this type of drill.
The flutes may be straight or spiral at the option of the manufacturer.
Unless otherwise indicated, these drills will be right-hand cutting.
This International Standard includes an annex giving the recommended dimensions for the Type A centre holes, listed in this international Standard.
Document History
August 15, 2016
Centre drills for centre holes without protecting chamfers - Type A
This International Standard specifies the dimensions of centre drills for centre holes without protecting chamfers (Type A).
It covers only metric dimensions, which are regarded as the only...
ISO 866
January 1, 1975
Centre Drills for Centre Holes without Protecting Chamfers - Type A
SCOPE AND FIELD OF APPLICATION
This International Standard specifies the dimensions of centre drills for centre holes without protecting chamfers — Type A.
It covers only metric dimensions,...