Hex High-Strength Bolts are designed and manufactured to provide superior strength and durability. These bolts are made with high-grade alloy steel and feature a hexagonal head shape, making them perfect for a wide range of applications. With a tensile strength of up to 180,000 psi, these bolts are capable of withstanding extreme pressure and temperature, making them ideal for use in heavy-duty construction projects, automotive repair, and other industrial applications. The bolts also feature a corrosion-resistant black oxide finish that helps prevent rust and extend the life of the bolt. Hex High-Strength Bolts are the perfect choice for anyone looking for a reliable and strong fastener for their next project.Our products are randomly and frequently tested before delivery to make sure they are stable with high quality. With more than 15 years of production experiences and professional services, our products have gained remarkable good feedbacks and recognization from our clients in more than 30 countries.