Bolt: hexagon head · ISO 4017
ISO 4017 hexagon head screw M12x55
ISO 4017 - Hexagon head screws
ISO 4017 M12x55
| Thread diameter | 12 mm |
|---|---|
| Thread pitch | 1.75 mm |
| Bolt length | 55 mm |
| Thread length | 49.75 mm |
| Width across flats | 18 mm |
| Width across corners | 20.03 mm |
| Head height | 7.5 mm |
| Head bearing face diameter | 16.63 mm |
| Radius under head | 0.6 mm |
| Transition diameter | 13.7 mm |
| Unthreaded shank diameter | 10.863 mm |
| Product grade | A |