Definition & Meaning of "hex head screw"

What is a "hex head screw"?

A hex head screw is a type of screw that has a six-sided head, which allows it to be tightened or loosened with a wrench or a socket. The shape of the head provides a strong grip, making it easier to apply more force without slipping. Hex head screws are commonly used in construction, machinery, and automotive work, where a secure and durable fastening is needed. They are available in various sizes and materials, making them versatile for many different applications.