Non-Standard Self Tapping Screw, Square Head, Fine Thread, Partial Head

We are specialized in the development, production and sales of all thread rod, locking lug nuts, spring washers. After years of hard work, pioneering and enterprising, we have continued to grow and develop in the fierce market competition and enjoy a good reputation at home and abroad. We are always committed to building our core competitiveness and steadfastly promote our technological and industrial advantages. Our service team can provide professional services in the shortest time to help customers solve problems in a timely manner. We insist on improving the technical level, giving full play to the advantages of the company, implementing resource strategies, and adhering to the concept of honesty and openness. Of course, we will continue improving the service system to meet the requirements of customers, bringing health, happiness and beauty to everyone.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb square head bolt manufacturers and suppliers in China, welcome to buy gb square head bolts, gb standard square head bolts, expansion bolt from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui is a fastener enterprise who owes a set of R & D, design, production and sales of high quality.

Square head bolts is similar with hexagon head bolt, but this kind of bolt, square head bolt has larger surface force, commonly used in rough structure can also be used for parts with a T-shaped groove, in order to adjust the position of the bolt.

Square head bolts are divided into a grade4.8 bolt, grade8.8 bolts, grade10.9 bolts, grade12.9 bolts depengding on the strength. According to the screw wire material ,it's dividedinto iron bolts and stainless steel bolts, stainless steel bolts have SUS304 stainless steel bolts, stainless steel, SUS201 bolts, stainless steel SUS316 bolts.

Facing the fiercely competitive market, we take 'honesty, truth-seeking, innovation and service-oriented' as our corporate tenet, and through scientific management, we have become a leader in the Non-Standard Self Tapping Screw, Square Head, Fine Thread, Partial Head industry. We provide comprehensive support for our clients' global strategy development. Based on the business philosophy of 'quality first, reputation first', we insist on the goal of 'pursue excellent products, serve global market'.