The M04069 Key is designed to secure rotating components, such as gears and pulleys, onto shafts in King packaging machinery, ensuring precise alignment and preventing slippage. This durable key facilitates stable power transmission, which is crucial for the smooth operation of systems like tablet counting, liquid filling, cotton inserting, labelling, and capping machines. Built for high-demand environments, the M04069 Key enhances equipment reliability, supports consistent performance, and contributes to the longevity of King packaging systems.