- All-in-One Tool Set: This essential kit includes a core removal wrench, an additional wrench, and 10 cores, making it indispensable for HVAC professionals. - Enhanced Grip: Designed with a non-slip metal knob, the tool ensures superior grip and control during core removal tasks across various applications. - Durable Construction: Crafted from pure copper and carbon steel, this tool set guarantees longevity and reliability, even in demanding work environments. - Quick and Easy Operation: Featuring dual-size interfaces of 1/4 and 5/16, it allows for seamless adjustments to different types without downtime, optimizing workflow efficiency. Use Scenarios: - Ideal for HVAC technicians needing to replace or repair refrigeration cores quickly and effectively. - Perfect for maintenance professionals working on air conditioning units, ensuring efficient core extraction and installation. - Suitable for DIY enthusiasts tackling home cooling system upgrades or repairs, providing the necessary tools for a successful project.