The G L Huyett Machine Key, sized 1-1/4 x 1-1/4 x 4 inches, is made from high-quality carbon steel in Form B. This undersized key is engineered for optimal fit in keyways, providing secure engagement for rotating shafts and components. Its robust design ensures it can withstand significant loads and stresses, making it ideal for heavy-duty applications. The carbon steel construction offers excellent resistance to deformation and wear, ensuring reliable performance in various mechanical systems. This key is a vital component for maintaining the integrity of machinery and equipment.