134a Valve Core Remover/Installer

Mastercool R-134A Valve Core Remover and Installer MSC58531

• Covers all R-134A valve cores
• Heavy duty metal construction
• No refrigerant loss
• Includes blow molded case
• Eliminates the need to remove freon from the system.

This R-134A Valve Core Remover and Installer allows the user to remove and install any R-134A valve core while the system is under pressure.