SS-ISO-2540 › Centre drills for centre holes with protecting chamfer - Type B (ISO 2540:2016, IDT)
SS-ISO-2540
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2017 EDITION
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CURRENT
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ISO 2540:2016 specifies the dimensions of centre drills for centre holes with protecting chamfer ? Type B. It covers only metric dimensions, regarded as the only recommended dimensions in the future for this type of drills. The flutes can be straight or spiral at the option of manufacturer. Unless otherwise stated, these drills are right-hand cutting. Annex A gives the recommended dimensions for the centre holes, Type B, which can be obtained by a rational use of the centre drills listed in this International Standard.
To find similar documents by classification:
25.100.30 (Drills, countersinks, reamers)
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Designation Name
SS-ISO 2540:2017
Revision Level
2017 EDITION
Status
Current
Publication Date
Oct. 18, 2017
Language(s)
English
Page Count
20
International Equivalent
ISO 2540:2016(IDT)