Colored Painted Hex Washer Head Self Drilling Screw Roofing Screw

Our vision and mission is to be a top supplier and provide customers with cost-effective solutions of Nut ISO9001:2008, DIN Standard flange bolt, ASME ANSI hex bolts. We taking advantage of experience workmanship, scientific administration and advanced equipment, ensure the product quality of production, we not only win the customers' faith, but also build up our brand. In the forthcoming future, We will adhere to the enterprise purpose of 'User Supreme and Quality First' and the business principle of 'Credibility Service, Win-Win and Common Development', we will provide customers the value-added products and technical services. Customer satisfaction is our priority!

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. 

With continuous product innovation, we will develop newer, unique and exquisite Colored Painted Hex Washer Head Self Drilling Screw Roofing Screw to serve our clients. We createa harmonious and relaxed atmosphere for talents to display their potential and provide material and spiritual double harvest for every employee. We provide each partner with rich benefits and thoughtful service. In the long-term marketing practice, our company is innovating in continuous progress and advancing in continuous innovation.