100mm self drilling screws

Hexagonal head bolts come in a wide range of sizes and materials to suit different applications. The size of a bolt is typically specified by its diameter and length, with the diameter measured in millimeters (mm) or inches (in). Common materials used for hexagonal head bolts include carbon steel, stainless steel, alloy steel, and aluminum. Each material offers its own set of advantages and disadvantages, depending on the specific requirements of the application.

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On the other hand, a bolt is a threaded fastener that is typically used to join two or more objects together. It consists of a cylindrical shaft with threads on its outer surface, which allows it to screw into a correspondingly threaded hole. Bolts are widely used in a variety of engineering applications, including construction, automotive, and aerospace industries. They provide a strong and reliable means of securing components, preventing them from coming loose under harsh conditions.

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