International Standard
ISO 494:2017
Cylindrical shank twist drills — Long series
Reference number
ISO 494:2017
Edition 3
2017-02
© ISO 2024
International Standard
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Published (Edition 3, 2017)
This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 494:2017

Format
Language
CHF 42
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Abstract

ISO 494:2017 specifies the dimensions of cylindrical shank twist drills having working lengths in the long series.

The cylindrical shank jobber and stub series drills and Morse taper shank drills are given in ISO 235.

General information

  • Status
     : Published
    Publication date
     : 2017-02
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 3
    Number of pages
     : 6
  • Technical Committee :
    ISO/TC 29/SC 9
    ICS :
    25.100.30 
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