90.93 Standard confirmed Feb 4, 2008
CEN
CEN/TC 185 Fasteners
European Norm
21.060.99 Other fasteners
ISO 23429:2004 specifies gauges for hexagon sockets with tolerances as specified in ISO 4759-1.
PUBLISHED
EN ISO 23429:2004
90.93
Standard confirmed
Feb 4, 2008