Bolts: mechanical parts, cylindrical threaded fasteners with nuts. A type of fastener consisting of head and screw, which should be matched with nut, is used for fastening and connecting two parts through holes.
It is divided by head shape: hexagon head, round head, square head, countersunk head, etc. Among them, the hexagon head is the most commonly used.
According to the thread, it can be divided into coarse teeth and fine teeth. According to the performance grade, bolts are divided into eight grades: 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9 and 12.9.

Founded in 1991, Taizhou First Rivet Co., Ltd. is a professional China Automotive Hexagon Bolts Manufacturers and OEM Hexagon Bolts Factory, our company covers an area of 13,834 square meters with convenient transportation, we has passed ISO9001:2008, IATF16949 quality system certification and environmental assessment system certification. We has registered two trademarks "Belden" and "ZGF". In order to serve customers better , We have more than ten high-frequency assembly lines, and the production standards cover the national standard (GB), the American standard (ANSI), the German standard (DIN), the British standard (BS) and other domestic or international standards.We also can customize BOLTS according to customer needs. Our main customers are domestic first-class and second-class OEM suppliers, and our wholesale automotive Hexagon Bolts are exported to Europe, America, the Middle East, Africa, Southeast Asia and more than 20 countries.

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