The Brake Disc Rotor Retaining Set Screws for BMW are genuine BMW OE spec screws designed for securing brake disc rotors. With a thread size of 8mm and a grade of 10.9, these screws come in a pack of 4. The overall length is 15.4mm, and they feature a 6mm allen socket head for easy installation. Made by OES, these screws are a reliable and high-quality option for maintaining the braking system of your BMW vehicle.