IS 6761-1972
Hexagon socket countersunk head screws
UNI 5931
Hexagon socket heads cap screws
UNI 5931
Hexagon socket knurled heads cap screws
ASME/ANSI B18.3.1M-1-1982
Metric hex socket heads cap screws-Table 1
ASME/ANSI B18.3.1M-A2-1982
Metric hex socket heads cap screws with two holes on the head-Table A2
ASME/ANSI B18.3.1M-A2-1982
Metric hex socket heads cap screws with six holes on the head-Table A2
ASME/ANSI B18.3.1M-1-1986
Metric hex socket heads cap screws-Table 1
ASME/ANSI B18.3.1M-A2-1986
Metric hex socket heads cap screws with two holes on the head-Table A2
ASME/ANSI B18.3.1M-A2-1986
Metric hex socket heads cap screws with six holes on the head-Table A2
ASME/ANSI B18.3.1M-1-1993
Metric hex socket heads cap screws-Table 1
ASME/ANSI B18.3.1M-A2-1993
Metric hex socket heads cap screws with two holes on the head-Table A2
ASME/ANSI B18.3.1M-A2-1993
Metric hex socket heads cap screws with six holes on the head-Table A2
ASME/ANSI B18.3.1M-1-2002
Metric hex socket heads cap screws-Table 1
ASME/ANSI B18.3.1M-A2-2002
Metric hex socket heads cap screws with two holes on the head-Table A2
ASME/ANSI B18.3.1M-A2-2002
Metric hex socket heads cap screws with six holes on the head-Table A2
ASME/ANSI B18.3.1M-1-2008
Metric hex socket heads cap screws-Table 1
ASME/ANSI B18.3.1M-A2-2008
Metric hex socket heads cap screws with two holes on the head-Table A2
ASME/ANSI B18.3.1M-A2-2008
Metric hex socket heads cap screws with six holes on the head-Table A2
ASME/ANSI B18.3.3M-1979
Metric hex socket head shoulder screws
ASME/ANSI B18.3.3M-1986
Metric hex socket head shoulder screws
