The G L Huyett machine key measures 1" x 1" x 5-3/4" and is crafted from high-strength carbon steel, designed as an undersized component for reliable performance in mechanical applications. This key fits standard keyways, ensuring a secure fit for various machinery and equipment. Its undersized design allows for easier installation and adjustment, making it suitable for applications where precision is critical. The plain finish of the key allows for seamless integration into existing systems, providing a dependable solution for securing rotating parts.