Customized Non Standard Galvanized Carbon Steel Square Head Screw

We have now numerous great personnel members good at advertising, QC, and working with kinds of troublesome dilemma from the creation course of action for lock washers, stud bolts, Nut ISO9001:2008. We believe that first-class technical personnel and advanced production equipment will further improve product quality and enable enterprises to continue to grow in the fierce market competition. We aspire to meet the demands of our customers globally.

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. 

Reasonable Rate and Efficient Service' for Customized Non Standard Galvanized Carbon Steel Square Head Screw. We have assembled an elite team of R&D, production and sales professionals with rich experience and tenacious style in the industry. We make investments to expand production capacity, develop new brand products, and provide customers with reliable, long-term supply capabilities.