This EPDM rubber ball is a reliable and durable option for various applications. With a medium hardness and a diameter of 1 3/8 inches, it is suitable for use in CNC, metalworking, and manufacturing industries. The black color adds to its aesthetic appeal, and the durometer of 55A ensures long-lasting performance. Made in the United States, this rubber ball is a top-quality product that is perfect for those in need of raw materials for their projects.