This standard applies to end mills with a smooth cylindrical shank and a cylindrical shank with a flat, equipped with brazed helical carbide inserts, intended for machining steel, cast iron, bronze, and difficult-to-cut steels and alloys.
GOST R 53413-2022 history
2023GOST R 53413-2022 End mills with parallel shank and brazed helical hardmetal tips. Basic dimensions
2009GOST R 53413-2009 End mills with brazed helical hardmetal tips. Basic dimensions