The outer hexagon bolt is a common type of bolt

The outer hex bolt is a common type of bolt, also known as a hex head bolt or hex bolt. Its head is designed to be hexagonal and tightened and loosened using an Allen wrench or wrench. The head shape: The head of the hexagonal bolt is a hexagon, with six planes, and each plane has a hexagonal hole for inserting a hex wrench or wrench for tightening and loosening. The design of the hexagonal head makes the bolt easy to operate and control. 2. Thread structure: The thread of the outer hexagon bolt is usually full thread, extending from the head to the end of the bolt. The thread can be coarse or fine as required. The function of the thread is to cooperate with the nut or threaded hole to achieve the function of connection and fastening. 3. Application: Outer hexagon bolts are widely used in various mechanical equipment, construction engineering, automobile manufacturing, furniture manufacturing and other fields. They can be used to connect and secure different materials and parts, providing strong fastening force and stability. When using outer hexagon bolts, it is necessary to select the appropriate bolt size and material to meet the requirements of specific applications. At the same time, the correct use of wrenches or wrenches to tighten and loosen is the key to ensure the quality of bolt connection. According to the actual needs, you can also choose to use washers or other fastening elements to increase the stability of the connection and load distribution.