OS GSO ISO 3940:2015
ISO 3940:1977
Omani Standard
Current Edition
·
Approved on
03 September 2015
Tapered die-sinking cutters with parallel shanks
OS GSO ISO 3940:2015 Files
English
3 Pages
Current Edition
Reference Language
OMR
20.35
OS GSO ISO 3940:2015 Scope
This International Standard specifies the dimensions of tapered die-sinking cutters with plain parallel or parallel flatted shanks.
These cutters are in particular intended for directly obtaining clearances of moulds, patterns and dies, when these exceed 2° 52’.
This International Standard applies to flat-end cutters and bal I-nosed cutters.
Three types of cutters are standardized : short type, medium type, and long type in conjunction with the useful length I.
Parallel shanks are in accordance with ISO 3338/I and II.
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