The G L Huyett Machine Key measures 5/16" x 5/16" x 2" and is crafted from 1045 steel, ensuring durability and strength for various applications. This Form B key is designed to fit securely in keyways, providing reliable torque transmission in machinery. With a precise fit, it meets industry standards for performance and reliability, making it ideal for use in mechanical assemblies and equipment requiring secure fastening. Its undersized design allows for easy installation and adjustment, ensuring optimal performance in your projects.