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Self-Tapping Screws Manufacturers

Self-tapping screws are a kind of threaded fasteners with unique design and wide application. The main feature of this screw is that it can self-drill matching female threads in pre-drilled holes in metal or non-metal materials to achieve fastening connection. This feature makes self-tapping screws particularly common and practical in the connection between thin metal plates (such as steel plates, sawn plates, etc.). The structural design of self-tapping screws is exquisite. The constant height external thread teeth formed on the screw rod and the reduced height external thread teeth on some rods ensure that they can smoothly self-drill matching threads when screwed into the hole. The small arc surface design between the threads also further enhances the stability and reliability of its work. Compared with other types of screws, self-tapping screws do not need to pre-process complete threads on the material. They can be screwed directly into the hole after drilling the hole, which greatly simplifies the installation process and improves work efficiency. Its unique self-tapping performance also makes the connection more secure and not easy to loosen. Therefore, self-tapping screws have been widely used in industrial production, building decoration, furniture manufacturing and other fields.

About Us
Yuyao Cili Machinery Co., Ltd.

Yuyao Cili Machinery Co., Ltd. is located in Yuyao City, Zhejiang Province, on the south bank of Hangzhou Bay Bridge, the center of the economic triangle connecting Shanghai, Hangzhou, and Ningbo, with a geographical environment and convenient transportation. As China Self-Tapping Screws Manufacturers and Self-Tapping Screws Factory, the company has passed ISO9001-2008 quality management certification, the factory covers an area of 15,000 square meters, the factory has more than 200 employees, specializing in self-tapping self-drilling screws wood screws, and window expansion screws design and production, the company's annual output value of about 10 million US dollars, the monthly output of about 1000 tons.

Our factory has a full set of production equipment, including wire drawing, annealing cold beating, clamping, rolling, advanced equipment, professional technical personnel, and a quality inspection team to ensure we can provide customers with high-quality products. With many years of experience accumulated in the fastener industry, we can better according to the samples or drawings provided by customers and production.

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Self-Tapping Screws Industry knowledge

Advantages of self-tapping screws' pointed threads
The tip of the pointed thread is precision machined to create a sharp cutting edge, which allows the self-tapping screw to easily penetrate the surface when rotated into the material, especially on materials such as wood, plastic and thin metal sheets. This design not only reduces resistance during the cutting process, but also significantly improves work efficiency and reduces jamming caused by uneven material hardness or uneven surfaces.
Another significant advantage of pointed threads is their efficient thread-forming capabilities. As the screw rotates, the pointed thread gradually cuts out internal threads in the material to be connected. In this process, the special shape of the pointed thread ensures the continuity and stability of the thread. Compared with other types of thread designs, pointed threads are more rapid and precise in forming internal threads, effectively avoiding connection failure problems caused by uneven threads or breakage. This efficient thread forming capability not only improves the tightening effect of the product, but also extends the service life of the product.
Yuyao Cili Machinery Co., Ltd., with its modern factory covering an area of ​​15,000 square meters, is equipped with a full set of advanced production equipment, including wire drawing machines, annealing cold beating equipment, clamping devices and rolling machines. These equipment not only ensure the automation and efficiency of the production process, but also provide a strong guarantee for the high-precision processing of self-tapping screws.
Pointed thread self-tapping screws have been widely used in many fields due to their unique advantages. Whether it is furniture manufacturing, door and window installation, automobile manufacturing or electronic equipment assembly and other industries, pointed thread self-tapping screws have demonstrated their excellent performance. Its excellent cutting performance and efficient thread forming capability enable these industries to greatly reduce production costs and installation difficulty while pursuing efficient and high-quality connections. The design of pointed threads also helps to enhance the tightening effect of self-tapping screws. During the process of tapping into the material, the pointed thread can form an internal thread hole that closely fits the material. This tight fit not only improves the stability of the connection, but also enhances the screw's ability to resist loosening. In addition, the pointed thread can also generate a certain amount of extrusion force and friction within the connected material through its unique shape and angle, further strengthening the connection and ensuring the durability of the fastening effect.
The pointed thread design also allows self-tapping screws to better adapt to different materials being connected. For softer materials, such as wood and plastics, pointed threads can easily cut into and form good threaded holes; while for relatively hard materials, such as thin metal plates, pointed threads can also reduce cutting resistance to a certain extent and improve attack speed. into efficiency. This broad material adaptability makes pointed thread self-tapping screws ideal for a variety of joining scenarios.