At Adfast Components, we offer precision-engineered Hex Flange Bolts featuring a built-in washer under a hex head, designed for superior load distribution. Available in both plain and serrated flange types, these bolts come in metric and imperial sizes with UNC, UNF, UN, and ISO metric threads. Widely used in the automotive and heavy vehicle industries, our hex flange bolts are manufactured across a range of materials and ASTM specifications. Explore our offerings for detailed insights on dimensions, grades, torque values, and manufacturing standards.