AS 2438-1981被替代
Twist drills (general purpose)
出版：Standards Australia
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基本信息
標準編號： AS 2438-1981
標準類別：Standard
出版單位：Standards Australia
標準頁數：20
標準簡介
Specifies dimensions for metric size twist drills with Morse taper shank, and also with parallel shank, for the jobber, stub and long series. Some manufacturing requirements are given, but testing is not covered. A section on terminology and ordering information is included. Overall dimensions of imperial size drills can be established from the general tables for each type of drill.
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