BS ISO 866:2016
Current
The latest, up-to-date edition.
Centre drills for centre holes without protecting chamfers. Type A
31-08-2016
Foreword
Introduction
1 Scope
2 Dimensions
3 Designation
Annex A (normative) - Dimensions for Type A centre holes
and choice of the dimensioning method
Annex B (informative) - Relationship between designations in
this International Standard and ISO 13399
Bibliography
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