5.0X20mm Chipboard Screws Hardened Button Head Bright Zinc Plated Full Threaded Chipboard Screw

Through years of hard work, we now have a strong economic strength, a superb technical team and good after-sales service. We have not only achieved a good reputation in the Square Washer, foundation bolt, GB Standard spring washer market, but also won a large number of partners. On the basis of knowledge and action, we have creatively proposed a set of rigorous work thinking system. Before export of the hair there is strict top quality control check during treatment as per international good quality standards.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading tapping screw manufacturers and suppliers in China, welcome to buy self tapping screws, button head screw, socket cap screw, hex head screw, self drilling screws from our factory and company.

The main products of Shanghai Jinrui are bolt, nut, washer, machine screw, self tapping screw and other fasteners with material of carbon steel, alloy steel, stainless steel. 

Tappying screws have self-tapping screw and self-drilling screw. Self tapping screw has a sharp point which is convenient when screwing the holes. Self-drilling screw has a drill point whicn can drill a hole when used with an electric hand drill. 

Material usually is low carbon steels with carburization on tapping screw surface. Carburization could increase hardness on the surface. According to the head types, tapping screws usually are grouped into phillips pan head self tapping screw,   phillips countersunk head self tapping screw, slotted head tapping screw, hex head tapping screw,hex flange self-drilling screw, hex washer head drilling screw, etc. 

Through modular production, we can provide 5.0X20mm Chipboard Screws Hardened Button Head Bright Zinc Plated Full Threaded Chipboard Screw with better uniformity, create our core competitiveness, and form our comparative advantage. After several years of ups and downs, we have accumulated rich experience in industry operation and management. We follow the standard requirements of 'professionalism, classicism and quality', and are well received and praised by customers with excellent service. Strong research and development strength, sales and service network and standardized services fully support our partners to achieve industry value-added and enhance their market competitiveness.