<h2>Product Overview</h2><p>This 39PCS HVAC car AC valve core tool kit includes tools for removing and installing valve cores in air conditioning service applications. It is identified for use with R12 and R134a systems.</p><h3>Key Features</h3><ul> <li>39-piece HVAC car AC valve core tool kit</li> <li>Designed for valve core removal and installation</li> <li>Identified for R12 applications</li> <li>Identified for R134a applications</li> </ul><h3>Product Details</h3><ul> <li> <strong>Product Type:</strong> HVAC car AC valve core tool kit</li> <li> <strong>Quantity:</strong> 39PCS</li> <li> <strong>Application:</strong> R12 and R134a</li> <li> <strong>Functions:</strong> Valve core remover and installer</li> </ul><h3>Frequently Asked Questions</h3><p><strong>Q:</strong> What is this tool kit used for? <strong>A:</strong> It is used to remove and install valve cores in car air conditioning service applications.</p><p><strong>Q:</strong> Which systems are identified in the title? <strong>A:</strong> The kit is identified for R12 and R134a applications.</p>