The G L Huyett Machine Key measures 1/2 x 5/8 x 2-1/2 inches and is crafted from carbon steel, designed for use in securing rotating components in machinery. This undersized key ensures a precise fit, enhancing the performance and reliability of mechanical systems. Its durable construction allows it to withstand significant loads and stresses, making it ideal for industrial applications. The machine key is essential for maintaining the integrity of assemblies, providing a secure connection that minimizes wear and tear on components.