Cotter Pin designed for securing bolts and other fasteners in place, ensuring reliable performance. Key specs: 40 mm (1.57 in) length, 8 mm (5/16 in) diameter, and 8 mm (5/16 in) hole size for versatile applications. Ideal for use in machinery, automotive, and various industrial settings, providing strong and secure fastening. Made from high quality general steel for durability and long-lasting use. Zinc finish for enhanced corrosion resistance and extended lifespan.