Reliable Deep Vacuum Performance – Works down to 20 microns to keep your system fully sealed, prevent leaks, and speed up recovery and evacuation. Tight Double O-Ring Seal – Ensures no leaks during vacuum testing, keeping your system clean and ready for refrigerant charging. Handles High-Pressure Refrigerants – Built tough to withstand the pressures of modern refrigerants, ensuring reliable and consistent operation. Easy Gauge Connection – 5/16" side port lets you quickly attach service gauges to monitor pressures with ease. Secure and Adjustable Grip – Stem tip adjusts to fit various valve cores, making removal and installation quick, easy, and confident. This vacuum-rated valve core removal tool is built for high-efficiency valve stem removal in HVAC and refrigeration systems. Featuring a 5/16" system connection, it allows for unrestricted flow during recovery and evacuation, helping reduce service time and pressure loss.Designed for durability and precision, it enables quick removal and replacement of valve cores without releasing system pressure. An essential tool for technicians looking for reliability, safety, and smooth operation during maintenance tasks.