Hitechluxe Valve Core Remover Installer Tool with Dual Size SAE 1/4 and 5/16 Port for R22 R12 R407 R410 R404 R32 A/C Air Condition System- 4 Valve Cores with Teflon Seal

Now there is a tool that can replace a bad valve core without you having to let go of the refrigerant! This is A MUST-HAVE Tool for every HVAC service professional! Package Include: 1 1/4" and 5/16" Valve Core Remove 1 R410 varied diameter device 4 valve cores Features: -Material: High Quality Brass -100% brand new and high quality. -Remove and install the valve core without the loss of refrigerant. -Remove valve cores quickly and easily. -High strength and hardness. -Great Durability. -Work on service valves cores of booth 1/4" and 5/16" service ports. NOTE: We suggest that before removing the valve core, please close the valve core wrench valve and disconnect the air conditioner internal connection.