Screw is a tool that uses the physical and mathematical principles of inclined circular rotation and friction of objects to fasten objects and mechanical parts step by step. Screw is a common term for fasteners.
Screws are indispensable industrial necessities in daily life: tiny screws used in cameras, glasses, clocks, electronics, etc; General screws for TV, electrical products, musical instruments, furniture, etc; As for engineering, construction and bridges, large screws and nuts are used; Transportation equipment, aircraft, trams, cars, etc. are both large and small screws. Screws have important tasks in industry. As long as there is industry on the earth, the function of screws is more important.
The function of screw is to connect the two workpieces together and tighten them.
Shanghai qianruo aluminum products Co., Ltd. is committed to the development, manufacturing and sales of industrial aluminum products and various civil aluminum products. It has supporting production equipment and suppliers such as aluminum rod melting and casting, large extruder, anodic oxidation line, coloring oxidation line, electrophoretic painting line, electrostatic spraying line and product machining.
Address: d-1195, No. 1688, Jinshi Road, Baoshan District, Shanghai
Tel: 135-1120-2222
Mobile: 137-0672-5225
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