Shenzhen Qiangtuo Fastener Co., Ltd
Where to buy M4 screw?

May 17,2019.

The screw is a tool which USES the physics and mathematics principle of the inclined plane circular rotation and the friction force of the object to tighten the implement parts step by step.Screw is the general expression of fasteners, everyday colloquial language.Screws are the indispensable industrial necessities in daily life, such as tiny screws for cameras, glasses, clocks and watches, and electronics.

General screws for televisions, electrical products, Musical Instruments, furniture, etc.;For engineering, construction and Bridges, large screws and nuts are used;Traffic appliances, airplanes, trams, automobiles, etc., are used with screws.Screws play an important role in industry. As long as there is industry on the earth, the function of screws will always be important.Screw is a common invention in production and life for thousands of years, according to the field of application, it is the first major invention of mankind.

QT factory producing all kinds of small screws such as M4 screws(M4 metric screws). The popular model like M4x110 screws,M4x14mm screw etc. are available form QT.Thus, when you have a question that "where to buy M4 screws?". QT will be your perfect choice.

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