Ensures your air conditioning systems are leak-free and fully operational with our comprehensive valve core set, designed for R134a refrigerant repairs on both automotive and household units. Crafted from silicone, brass, and stainless steel, this air conditioner repair tool set includes various valve cores, spacers, and a wrench, all organized in a convenient storage box for easy access. Suitable for professional HVAC technicians, auto mechanics, and DIY enthusiasts performing precise maintenance and repairs on air conditioning systems. Whether used in a workshop, garage, or for emergency repairs, this valve core set provides a reliable solution for air conditioner service. Precision-engineered for broad compatibility, it ensures proper fit and sealing, making it an essential addition to any technician’s toolkit. Note: Installation guide not included. Please verify compatibility before purchase. Product design and appearance may vary slightly between batches due to manufacturing updates—these variations do not affect functionality. Color: As shown. Material: Metal. Package Contents: 1 x Air Conditioning Valve Core Kit. Other items shown are not included. Note: Screen settings and lighting conditions may cause slight color differences between the image and the actual product. Measurement tolerance: ±1–3 cm.