Waring 502696 Drive Coupling is a durable, OEM-grade square drive stud and coupling assembly designed for Waring/Qualheim commercial blenders. It connects the blender’s motor to the drive system, ensuring reliable power transfer so blades spin smoothly for consistent blending performance. This part fits a wide range of Waring models, including CB15, CB15T and related series, making it... https://partsfe.ca/square-drive-stud-for-waring-part-502696