ISO 1711-1:2007
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Assembly tools for screws and nuts -- Technical specifications -- Part 1: Hand-operated wrenches and sockets

This standard was last reviewed and confirmed* in 2011.

*Therefore this version remains current


ISO 1711-1:2007 specifies minimum values for Rockwell hardness and torsional strength for hand-operated wrenches and sockets.

It covers three series of torsion torques:

  • Series A: usual box wrenches and socket wrenches;
  • Series C: open end wrenches;
  • Series E: hand-operated square drive sockets.


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