ISO 494:2017
Cylindrical shank twist drills - Long series

Standard No.

ISO 494:2017

Release Date

2017

Published By

International Organization for Standardization (ISO)

Latest

ISO 494:2017

Scope

This document specifies the dimensions of cylindrical shank twist drills having working lengths in the longseries. The cylindrical shank j obber and stub series drills and Morse taper shank drills are given in ISO 235 .

ISO 494:2017 Referenced Document

• ISO 235:2016 Parallel shank jobber and stub series drills and Morse taper shank drills

ISO 494:2017 history

• 2017 ISO 494:2017 Cylindrical shank twist drills - Long series
• 2009 ISO 494:2009 Cylindrical shank twist drills - Long series
• 1975 ISO 494:1975 Parallel shank twist drills; Long series