Historical
ANSI B94.17.1-1977 (R2000)
Gages - Functional, Ball -Lock Punches, Die Buttons and Retainers (METRIC)
This standard covers the American National Standard practice of functional gages for checking the locking interchangeability of metric ball-lock punches, die buttons and retainers both light and heavy duty.
American Society of Mechanical Engineers [asme]