End mills with brazed helical hardmetal tips — Part 1: Dimensions of end mills with parallel shank

Specifies the general dimensions of two types of end mills: end mills with plain parallel shank, in accordance with ISO 3338-1, end mills with flatted parallel shank, in accordance with ISO 3338-2. Applies to right-hand and left-hand end mills, irrespective of helix angle and number of flutes.