What difference between bolt and nut?

What difference between bolt and nut?

What difference between bolt and nut?

Bolts, nuts, fasteners are standard parts, also known as
Classified according to national standards GB 5780
Outside the lines are usually outstanding for the bolt (screw the common name)
The lines included in the package for the nut on the bolt (the common name nut) Although many people think that screws, bolts are the same, but in reality, called large bolts, screws called small, but generally refers to the two bolts are threaded , screw or screws are threaded at one end with a screwdriver at one end of the first.
Nuts, nut size is divided, and the relative standard nuts, usually hex, nut there is special, there is also hexagonal with rounded corners.