Our Grade 12.9 China Din 931 Hex Bolts are top-quality fasteners for industrial and mechanical applications, manufactured by Ningbo Zhongli Bolts Manufacturing Co., Ltd. These bolts are made from high-strength steel, ensuring excellent tensile and yield strength for heavy-duty use. With a hexagonal head and a partial thread, they provide a secure and stable hold in materials such as steel and concrete, The Grade 12.9 rating indicates that these bolts have a minimum tensile strength of 1200 MPa, making them ideal for applications that require a high level of reliability and safety. Whether used in construction, machinery, or automotive assembly, these bolts offer superior performance and durability, At Ningbo Zhongli Bolts Manufacturing Co., Ltd., we prioritize quality and precision in every step of our manufacturing process, ensuring that our products meet the highest industry standards. Our China Din 931 Hex Bolts Grade 12.9 are no exception, offering customers a dependable and cost-effective solution for their fastening needs. Contact us today to learn more about our Grade 12.9 hex bolts and how they can benefit your projects
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