Having a hard time bead breaking on your Coats tire changer? It might be that loose bead breaker head! This OEM Coats 8182009 hex cap screw is the original part designed to keep your tire changer working smoothly. Stop wasting time on aftermarket parts that might not fit right. This 3/4-10 x 3-3/4in bolt secures the bead breaker pivot bracket to the arm on most Coats tire changers, ensuring a tight and efficient break every time.