Do you want to have a tool for quick vacancy repair? You deserve to have the spool remover installer! The valve core remover installer tool removes and installs the spool in a live system, quickly and easily replacing the leaking spool. The dual size is suitable for R410a or R22 charging systems or other modified replacement systems. The coring tool is inserted into the inner valve easily, so you can control the coring without stopping or releasing the refrigerant. You can easily remove and install the valve core, saving time for vacuuming and charging. The service port of this tool is 1/4" and 5/16" SAE internal thread, and the bypass port is 1/4" SAE external thread. The spool remover installation tool is made from thick brass, rubber, and metal. Knobs all adopt the anti-skid design, which has strong sealing and is durable, and safe. The anti-skid design increases hand friction and prevents the overpressure of various valves. The spool tool is installed as a spool remover, R410a spool removal tool, R22 valve core removal tool, air conditioning valve core removal tool, HVAC valve, core removal tool, American air conditioning valve removal tool, pressurized micro split system refrigeration, air conditioning maintenance. Basic Operation of Spool Removal Wrench: Pull out the dead point on the valve stem, close the valve on the tool, adjust the joint between the tool and the air conditioner interface, and tighten the valve on the air conditioner. Make sure that the tool and the air-conditioning valve are correctly connected, then open the valve on the device, push the valve stem into the air-conditioning valve, and gently turn the tail knob of the remover. Find the angle of the connecting spool, and then loosen it. After removing the valve core, pull out the valve stem and close the valve on the disassembler. Loosen the screw at the end of the tool and remove the spool. Made of high-quality thick brass, rubber, and