Three Key Points About Fasteners

A "fastener" is a hardware device that mechanically joins or affixes two or more objects together, typically used to create non-permanent joints that can be removed without damaging the connected components; common examples of fasteners include screws, bolts, nuts, and rivets.

 
Key points about fasteners:

Function: Their primary purpose is to hold different parts of a structure together. 
 
Common types: Screws, bolts, nuts, washers, rivets, studs, anchors. 
 
Application: Fasteners are used in various construction and manufacturing applications, from assembling furniture to attaching metal components in machinery.