The Allpoints 721104 Blower Wheel Puller is designed with four hooks and three set screws to provide a secure grip on blower wheels during removal. It works by evenly distributing pulling force, allowing the wheel to be detached from the shaft with controlled pressure. This reduce the risk of bending or damaging components. Its adjustable design accommodates different sizes, making it suitable for various applications. The tool aids in minimizing downtime and simplifies service tasks for technicians working on HVAC and related equipment.