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.
Revises
ISO 1711-1:1996
WITHDRAWN
ISO 1711-1:2007
95.99
Withdrawal of Standard
Feb 26, 2015
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