The Appion Valve Core Removal Tool is a 1/4 inch brass tool designed to remove valve cores in HVAC/R systems. This vacuum-rated tool has a height of 4 inches and is compatible with 1/4 inch standard system fittings. The MGAVCT model from Appion is a reliable and durable solution for efficiently removing valve cores in various heating and cooling systems. Made from high-quality brass material, this tool ensures a secure grip and reliable performance for professional technicians in the HVAC industry.