ISO 10071-1:2008
Tools for pressing -- Ball-lock punches -- Part 1: Ball-lock punches for light duty
Product Details
It is applicable to ball-lock punches with shank diameter sizes from 6 mm up to and including 32 mm, in round, square, rectangular and oblong shapes, for punching holes in steel sheets or other materials, the thickness of which is less than 3 mm.
ISO 10071-1:2008 also gives examples related to materials and hardness, and specifies the designation of ball-lock punches for light duty.