The Piercing Valve 1/4", 5/16", 1/4" is a high-quality valve designed for use in refrigeration, air conditioning, and automotive systems. It allows for the safe and efficient connection of diagnostic and service equipment to a closed system without the need for brazing or soldering.Key Features:Multiple Sizes: Compatible with 1/4", 5/16", and 1/4" connections, offering flexibility for different types of systems.Durable Construction: Made from strong, corrosion-resistant materials to ensure long-lasting performance under demanding conditions.Easy Installation: Designed for quick and easy installation, allowing technicians to access refrigerant lines without cutting or disrupting the system.Leak-Free Performance: Equipped with high-quality seals to prevent leaks and ensure safe, reliable operation during maintenance or repair.Versatile Applications: Ideal for use in refrigeration systems, automotive air conditioning systems, and other HVAC/R applications.