ISO 2725-1:2017現行
Assembly tools for screws and nuts - Square drive sockets Part 1: Hand-operated sockets
出版：International Organization for Standardization
專家解讀視頻
specifies dimensions, designation, and marking of machine-operated “non-impact” square drive sockets.
NEN ISO 2725-1 : 2017 - Identical
NF ISO 2725-1 : 2017 - Identical
BS ISO 2725-1 : 2017 - Identical
UNE 16507-1 : 2010 - Identical
NEN ISO 2725-1 : 2017 - Identical
NF ISO 2725-1 : 2017 - Identical
NBR ISO 2725-1 : 2016 - Identical
BS ISO 2725-1 : 2017 - Identical
UNI ISO 2725-1 : 2011 - Identical
