Product Description: Delete and install the kernel in the loading system. Quickly and easily replace valve cores. Enough to fit all cooling equipment, size design (1/4" and 5/16"), making it a valve core extraction tool for air conditioning systems R22, R12, R404A, A, R134A, R32, etc. Read the installation tool for valve extractor, easy to oxidize. The non-sliding design adds manual friction to prevent all types of valve overload. Reliable and high-quality handmade probes are sufficient for most devices. The capture tool facilitates insertion of the internal valve, so it can control the core of the valve, pressure or release refrigerant, and the core of the valve can be removed and installed comfortably, saving evacuation time and loading time. Specification: Service Ports: Inch and 5/16 inch for Women SAE Percent Port: SAE Male Inch Material: Copper Good operation of valve extraction keys. 1. Pull the dead point in the lever, close the tool valve, adjust the tool connector in the adjustment and tighten the adjustment valve. 2. Clarify that the tool is securely connected to the conditioning valve and then open the tool valve. Push the stem inside the regulating valve and gently turn the back of the extractor. Find the angle connecting the valve protrusion and -O. 3. When removing the core from the valve, pull the stem, close the valve in the valve extractor or the valve at the end of the tool, and then remove the core from the valve. Package Included: 1 set of valve removal tools