A lock nut and a hex nut are both types of nuts used in fastening applications, but they serve slightly different purposes. The main difference between them lies in their design and functionality:
A hex nut is a type of fastener with a threaded hole that has six sides (hexagonal shape). It is designed to be used with a corresponding bolt or screw to fasten objects together.
Final verdict! The EU imposes 22.1% to 86.5% anti-dumping duties on Chinese steel fasteners