Widely applicable: The automotive AC valve core remover and installer tool set is suitable for R134A and R1234YF automotive air conditioning systems and is compatible with standard Schrader valves. Quality valve core components are compatible with R12, R134a, and R1234YF automotive and household air-conditioning accessories. Quality construction: The valve core remover and installer tool kit is made of solid and sturdy metal materials, ensuring reliability. The parts are oil-resistant, impact-resistant, corrosion-resistant, waterproof, and not prone to chipping or breaking, supporting long-term use. Easy to store and use: The valve core remover and installer tool kit comes with a storage box, making it easy to organize and store without occupying excessive space. It is simple to operate, allowing the removal or installation process to be completed within minutes. This set enables efficient and effective valve replacement. Practical tools: The valve core remover and installer tool kit includes multiple rubber rings, which can be used to replace leaking refrigerant valve cores. These components are oil-resistant and wear-resistant. The kit is ideal for use with cars, trucks, motorcycles, bicycles, ATVs, and similar applications. Color: Photo Color Material: Metal Package Contents: 2 x Valve core quick remover installer 2 x R1234YF service replacement port 1 x Remover installer tool 10 x R134a refrigeration Schrader valve cores (random colors, no specific color selection available) 20 x R12 refrigeration Schrader valve cores (random colors, no specific color selection available) 5 x R1234YF refrigeration Schrader valve cores (random colors, no specific color selection available) 20 x O-ring rubber seals Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in the color of the item shown in the picture compared to the actual product. Measurement may vary by +/- 1-3 cm.