CNS 4998-1979
Long Shank Machine Taps with Nominal Diameters from 3 to 24 mm (English Version)

Standard No.

CNS 4998-1979

Language

Chinese, Available in English version

Release Date

1979

Published By

Taiwan Provincial Standard of the People's Republic of China

Latest

CNS 4998-1979

Scope

This standard applies to long-handle mechanical screw taps with metric coarse and fine threads and nominal diameters from 3mm to 24mm, and stipulates their appearance, nominal dimensions, markings, etc.

CNS 4998-1979 history

• 1979 CNS 4998-1979 Long Shank Machine Taps with Nominal Diameters from 3 to 24 mm