ISO 10145-1:2016 specifies the general dimensions of end mills with brazed helical hardmetal tips, with parallel shank.
The following two types of end mills with parallel shank are specified:
- end mills with plain parallel shank;
- end mills with flatted parallel shank.
ISO 10145-1:2016 applies to right-hand and left-hand end mills, irrespective of the helix angle and number of flutes.