Introducing our Flange-bolt 4.8 Grade Metal Hex Head Flange Bolt, Metric Hexagon Head Cap Yellow Zinc Plated. Made with premium quality materials, our bolts are designed to provide maximum strength and durability. With its hex head and yellow zinc plating, these flange bolts are perfect for industrial and construction applications. Our factory prides itself on manufacturing high-quality bolts that meet strict quality standards. These bolts have been tested and proven to meet or exceed industry standards. Trust us for all your bolt needs, and experience the difference in quality and performance. Contact us today to learn more about our flange bolts and other products.