ISO7380 Mushroom Torx or Hex Socket Cap Screw/ Dome Head Bolts

We have been accumulating experience and actively introducing new technologies. We always believe that only by continuously satisfying the various needs of customers and providing them with excellent foundation bolt, wheel bolt, GB square nuts and services can we gain a place in the future market competition! We will move forward with our customers with excellent quality, reasonable price and perfect after-sales service. We have a wealth of industry experience, and we use technology and reputation to establish a complete and practical distribution management system. Expertise and know-how ensure that we are always enjoying the trust from our customers in our business activities.

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.

With our rich experience and perfect after-sales service, we have won the praise of our customers and occupy a position in the domestic and foreign market of ISO7380 Mushroom Torx or Hex Socket Cap Screw/ Dome Head Bolts. As for competitive selling prices, we believe that you will be searching far and wide for anything that can beat us. We have strong technical force and stable quality products and constantly improve ourselves.