Handan Ruimao Hardwares Manufacturer Co., Ltd. is a China-based manufacturer, supplier, and factory of high-quality carriage bolt grades, suitable for a variety of applications. Our carriage bolts are known for their strength and durability, and are manufactured using the highest quality materials and advanced technology. Our range of carriage bolt grades includes Grade 5, Grade 8, and Grade A307, each with their own unique properties and characteristics. Grade 5 carriage bolts are ideal for applications where ultimate tensile strength is required. Grade 8 bolts, on the other hand, have a higher level of strength and are often used in heavy-duty applications. A307 bolts are commonly used in construction and provide exceptional resistance to environmental factors such as rust and corrosion. At Handan Ruimao Hardwares Manufacturer Co., Ltd., we understand the importance of quality and reliability when it comes to industrial hardware. That’s why we employ strict quality control measures and use only the best materials to manufacture our products. Contact us today to learn more about our range of carriage bolt grades and how we can help meet your specific needs.