The G L Huyett Machine Key 1/2 x 3/4 x 2-1/2 Form B is an undersized key made from high-quality carbon steel, designed for optimal performance in various mechanical applications. With dimensions of 1/2" x 3/4" x 2-1/2", this key fits standard keyways and is ideal for securing rotating components. Its robust construction ensures longevity and reliability, making it suitable for use in automotive, industrial, and manufacturing environments. This key meets industry standards, providing a dependable solution for torque transmission and mechanical stability.