Professional HVAC Tool This R134A /low pressure valve core removal tool is designed for efficient maintenance of air conditioning systems. Compatible with R22 and R410 AC systems, it allows for safe and effective cooling system service. Construction Made from quality copper materials, this valve core disassembly tool offers long lasting performance and reliability, capable of withstanding regular use in various environments for automotive air conditioning cooling maintenance. UserFriendly Design The straightforward operation makes removing and installing valve cores quick and hassle. This colorful tool features a compact size of 25*20*3, making it accessible even for those to HVAC maintenance work. Portable Solution Lightweight and compact design makes this air conditioning valve core tool easy to carry and store. Convenient for technicians to use onsite or at home, ensuring you always have the right tool on hand for any cooling system . Use scenarios Onsite automotive A/C service: use for valve core removal and replacement during R134A recharge or routine maintenance on vehicles. Residential HVAC maintenance: suitable for servicing home window units or minisplit systems that use R22 or R410, enabling quick valve core work. Field service for small shops or contractors: ideal for portable, ontheroad use to perform valve core disassembly and reassembly during cooling system repairs.