Bolt Factory's bolt mechanical parts, cylindrical threaded fasteners with nuts. A fastener consisting of a head and a screw (cylinder with external thread). Nuts are required to connect the two parts with the through hole. This type of connection is called bolt connection. If the nut is rotated from the bolt, the two parts can be separated, so the bolt connection is a detachable connection.

　　 There are many ways to call bolts, and everyone may call them different. Some people call them screws, some people call them screws, and some people call them fasteners. Although there are many calls, but the meaning is the same, but bolt is a general term for fasteners. A bolt is a tool that uses the physical and mathematical principles of oblique plane rotation and friction to fasten various parts of an object step by step.

　　China Nut is indispensable in daily life and industrial manufacturing. Bolts are also called industrial rice. It can be seen that bolts are widely used. The application range of bolts are: electronic products, mechanical products, digital products, electrical equipment, electromechanical products. Bolts are used in ships, vehicles, water conservancy projects, and even chemical experiments. There are many other places where bolts are useful.

　　 Especially precision bolts used in digital products. Miniature bolts for DVDs, cameras, glasses, watches, electronics, etc.; general purpose bolts for televisions, electrical products, musical instruments, furniture, etc.; engineering, construction, bridges, large bolts, nuts; transportation equipment, airplanes, trams, automobiles, etc., used for large Small and small bolts.