ISO International Standard

Tools for pressing — Ball-lock punch retainers — Part 1: Types A and B, rectangular and square for light duty

ISO 11900-1:2007 specifies the dimensions and tolerances, in millimetres, of ball-lock punch retainers, type A (rectangular) and type B (square), for light duty, and of their backing plates. The main use of ball-lock punch retainers and their backing plates is the retention of ball-lock punches, in accordance with ISO 10071-1, when punching holes in steel sheets.

ISO 11900-1:2007 gives material guidelines and hardness requirements, and specifies the designation of ball-lock punch retainers in accordance with this document.

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