What is fastener?
Fastener is a non-permanent or permanent mechanical tool that rigidly connects or affixes two surfaces or objects together. Non-permanent fasteners can easily be removed without damaging the joined materials. The removal of permanent fasteners might require substantial force and might damage the connected surfaces. Permanent fasteners are designed to be a long lasting form of secure connection
Material of a Fastener are :
1. Carbon Steel Fasteners
2. Stainless Steel Fasteners
3. Aluminum Fasteners
4. Titanium Fasteners
5. Brass and Bronze Fasteners
6. Non-metallic Fasteners