
Assembly tools for screws and nuts — Technical specifications — Part 1:Hand-operated wrenches and sockets
出版:International Organization for Standardization

专家解读视频
This document specifies minimum values for Rockwell hardness and torsional strength for hand-operated wrenches and sockets.
BS ISO 1711-1:2019 - Identical
SS-ISO 1711-1:2019 - Identical
SS-ISO 1711-1:2019 - Identical
BS ISO 1711-1:2019 - Identical