Bolts have many names, everyone's name may be different, someone called a screw, someone called Bolt nails, some called fasteners. Although there are so many names, but the meaning is the same, are bolts.
Bolts are common to fasteners. Bolts are the physical and mathematical principles of the circular rotation and friction force of the inclined object, and the tools of fastening utensils are gradually.
Bolt in the daily life and industrial production, is indispensable, the bolt is also called the industrial rice. Visible bolts are widely used. The use of bolts are: electronic products, mechanical products, digital products, electrical equipment, electromechanical machinery products. Ships, vehicles, water conservancy projects, and even chemical experiments are also useful to bolts. Anyway, there are many places that are useful to bolts. Precise bolts used in digital products. DVDs, cameras, glasses, watches, electronics, such as the use of miniature bolts; television, electrical products, musical instruments, furniture and other general bolts; As for engineering, construction and bridges, large bolts and nuts are used, and traffic appliances, airplanes, trams, automobiles and so on are the size bolts. Bolt in industry has an important task, as long as there is an industry on the earth, the bolt function is always important.