Leading China Hardness Of 10.9 Grade Bolt Manufacturer

Ningbo Zhongli Bolts Manufacturing Co., Ltd. is a leading manufacturer of 10.9 grade bolts in China. Our high-quality bolts are known for their superior hardness, making them ideal for heavy-duty applications in construction, automotive, machinery, and more, Our 10.9 grade bolts are manufactured using advanced technology and strict quality control measures to ensure consistency and reliability. With a hardness rating of 10.9, these bolts offer excellent tensile strength and resistance to wear and tear, making them perfect for use in demanding environments, We offer a wide range of 10.9 grade bolts in various sizes and finishes to meet the diverse needs of our customers. Whether you need bolts for structural steel connections, automotive assembly, or machinery construction, we have the perfect solution for you, At Ningbo Zhongli Bolts Manufacturing Co., Ltd., we are committed to providing high-quality products and exceptional customer service. Contact us today to learn more about our 10.9 grade bolts and how we can meet your specific requirements