Who include who btween them?
Some people have a national (industry) standard type of fasteners called standard fasteners, referred to as standard parts.
Fasteners are said from the point of view of the action, which contains both standard parts (GB ANSI ASME DIN EU JIS, etc.) and non-standard parts (according to the drawings) is not entirely a concept
A general term for a class of mechanical parts used to fasten two or more parts (or components) into a unit.
Fasteners and standard parts are the same.
