Description: Nice combination: 1 piece valve core remover, 1 piece R410 R22 brass adapter, 20 pieces valve cores and 10 pieces brass nuts,Convenient to use, saves time and effort, and brings convenience to your life . Quality material: valve core remover installation tool set is made of brass, durable and not easy to rust; the metal knob features non slip design, easy to operate and install, strong sealing, durable and safe . Valve core remover: the bottom base of the valve core remover has a spherical handle, a metal Cover, and a built in magnet for the wick tool; It is suitable for 1/ 4 and 5/ 16 double sizes, which can be adapted to R22/ R410 air conditioners, with an external bypass port design . Main structure: there is ball value handle, metal Cover, core grabber tool built in magnet at part of bottom base, make it easy for you to use, save your time and energy, bring convenience for you life . Easy to install: the core grabber tool makes it easy to insert it into the inner valve, so you can control the core, needn't to stop the machine or release the refrigerant, you can remove and install the valve cores conveniently . Specification: Material: Brass Size: valve core remover 11.7cm/4.61inch Package Includes: 1 Set Air Conditioning Valve Core Remover Kit Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!