Usage Tips:[Vacuum-Rated]Vacuum-Rated to 20 microns. a proper seal and prevent leaks even under deep vacuum conditions. Maximize flow for fast recovery and evacuation. [Double O-Ring Ball Valve Seal]Double O-Ring Ball Valve Seal, Provides a leak-tight seal for precise vacuum testing, ensuring the system is free of contaminants before charging. [1/4 in Side Port for Service Gauge]Allows for easy connection of service gauges to monitor system pressures during recovery, evacuation, and charging. [Designed for High-Pressure Refrigerants]This valve core removal tool built to withstand the high pressures of modern refrigerants like R410A, ensuring safe and reliable operation. [Grab Cores with Confidence]The stem tip can be tightened or loosened to accommodates various valve core sizes, providing a secure grip for easy removal and installation. Colour:As Shown Material:copper Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Package Contents: 1 * HVAC Valve Core Removal Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.