GB/T 9074.20-1988
Cross recessed hexagon head tapping screw with indentation and plain washer assemblies-type C
GB/T 9074.20-1988
Cross recessed hexagon head tapping screw with indentation and plain washer assemblies-type F
GB/T 9074.21-1988
Cross recessed hexagon head tapping screw with indentation and large plain washer assemblies-type C
GB/T 9074.21-1988
Cross recessed hexagon head tapping screw with indentation and large plain washer assemblies-type F
GB/T 9074.22-1988
Hexagon head tapping screw and plain washer assemblies-type C
GB/T 9074.22-1988
Hexagon head tapping screw and plain washer assemblies-type F
GB/T 9074.23-1988
Hexagon head tapping screw and large plain washer assemblies-type C
GB/T 9074.23-1988
Hexagon head tapping screw and large plain washer assemblies-type F
ISO 10510-S1-1999
Hexagon head tapping screw and plain washer assemblies-type C
ISO 10510-S1-1999
Hexagon head tapping screw and plain washer assemblies-type F
ISO 10510-S1-1999
Hexagon head tapping screw and large plain washer assemblies-type C
ISO 10510-S1-1999
Hexagon head tapping screw and large plain washer assemblies-type F
JIS B1129-S1-2004
Hexagon head tapping screw and plain washer assemblies-type C
JIS B1129-S1-2004
Hexagon head tapping screw and plain washer assemblies-type F
JIS B1129-S1-2004
Hexagon head tapping screw and large plain washer assemblies-type C
JIS B1129-S1-2004
Hexagon head tapping screw and large plain washer assemblies-type F
NF E25-523-1999
Hexagon head tapping screw and plain washer assemblies-type C
NF E25-523-1999
Hexagon head tapping screw and plain washer assemblies-type F
NF E25-523-1999
Hexagon head tapping screw and large plain washer assemblies-type C
NF E25-523-1999
Hexagon head tapping screw and large plain washer assemblies-type F