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.
| CSA Group | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | ISO 494:2017 |
| Product Name | Cylindrical shank twist drills - Long series |