ASME/ANSI B18.3.3M-1979
Metric hex socket head shoulder screws
ASME/ANSI B18.3.3M-1986
Metric hex socket head shoulder screws
ASME/ANSI B18.3.3M-1993
Metric hex socket head shoulder screws
ASME/ANSI B18.3.3M-2002
Metric hex socket head shoulder screws
ASME/ANSI B18.3.3M-2008
Metric hex socket head shoulder screws
GOST 28962-1991
Hexagon socket head shoulder screws
GOST 28962-1991
Knurled hexagon socket head shoulder screws
DIN 7984-2021
Hexagon socket head cap screws with low head with reduced loadability
DIN 7984-2022
Hexagon socket head cap screws with low head with reduced loadability