About this itemProtect the air conditioning system - When you replace the damaged leakage valve core, use this Valve Core Remover, which is quick and easy to replace, without loosening the packing in the air-conditioning system, and protects the complete air-conditioning systemSimple to use - The spool tool can be easily inserted and installed into the inner core. No need to stop the machine and release the car refrigerator. The ball valve can be opened and closed by turning only a quarter of a turn.Brass frame - This Valve Core Remover is made of brass. It has excellent work hardenability without magnetic, and shiny appearance of cold-rolled products. Its environment proof, atmospheric proof and high temperature strength are particularly good.Brass Connecto.