ISO 5414-1:2002 Preview
Tool chucks (end mill holders) with clamp screws for flatted cylindrical shank tools -- Part 1: Dimensions of the driving system of tool shanks
This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
ISO 5414-1 lays down the dimensions of tool chucks (end mill holders) with clamp screws designed for driving flatted cylindrical shanks in accordance with ISO 3338-2 and specifies the clamp screws used. It also gives the maximum diameter of the chuck nose.
ISO 5414-1 defines two types of drive:chucks with bores equal to or less than 20 mm intended for driving cylindrical shank tools with a single flat, these tools being provided with either a single or a double cutting part; chucks with bores equal to or more than 25 mm intended for driving cylindrical shank tools with a double flat, these tools being provided with a single cutting part only.
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