The Machine Key 1 x 1 x 2-1/4 Form A from G L Huyett is a high-quality carbon steel component designed for secure shaft and hub connections. This undersized key measures 1 inch in width, 1 inch in height, and 2-1/4 inches in length, making it ideal for various mechanical applications. Its robust construction ensures durability and resistance to wear, while its precise dimensions guarantee a snug fit in keyways. This machine key complies with industry standards, making it a reliable choice for engineers and technicians.