Hexagon Weld Nut

六角焊接螺帽

四角焊接螺帽

a) This metallic nut features a flanged base with serrated grooves encircling its body.

b) This part is used for secure fastening in mechanical assemblies, with features designed to resist loosening under vibration.

c) The external structure, the serrated grooves or knurls, enhances grip for improved stability. 

Cage nut consists of a nut in a spring steel cage which wraps around the nut.

Carbon steel hexagon thin nut zinc finish 

a) A square weld nut with prongs or projections is a type of fastener designed for welding to a metal surface. It is a square-shaped nut with four prongs on one side, which assist in the welding process and provide additional stability during installation.

b) Nycote prevents adhesion of weld spatter. This protective coating also improves lubricity and reduces installation drive friction.