<p>Specifies the dimensions and tolerances of ball-lock punch retainers, Type A (rectangular) and type B (square) for light duty, and of their backing plates, the main use being retention of ball-lock punches in accordance with ISO 10071, when punching holes in steel sheets. Also gives material guidelines and hardness requirements, and specifies the designation.</p>
Registration number (WIID)
2962
Scope
<p>Specifies the dimensions and tolerances of ball-lock punch retainers, Type A (rectangular) and type B (square) for light duty, and of their backing plates, the main use being retention of ball-lock punches in accordance with ISO 10071, when punching holes in steel sheets. Also gives material guidelines and hardness requirements, and specifies the designation.</p>
