Application of daily life of bolts

The application of bolts in daily life, the bolts have many names, each person's name may be different, some people call them screws, some people call them bolts, some people call them fasteners. Although there are so many names, the meanings are the same, they are bolts. Bolts are a general term for fasteners. Bolts are tools that use the physics and mathematical principles of the circular rotation and friction of the bevel of an object to progressively fasten the components of the object.
Bolts are indispensable in daily life and industrial production. Bolts are also known as industrial rice. It can be seen that the use of bolts is extensive. The scope of application of bolts is: electronic products, mechanical products, digital products, electrical equipment, electromechanical machinery products. Bolts are also useful in ships, vehicles, hydraulic engineering, and even chemical experiments. In fact, bolts are used in many places.