Brass safety valve for refrigerant hose, R410A adapter for refrigerant charge, 1/4" - 5/16"

Size: 410 for external thread and 410 for internal thread (5/16-5/16 inch).

High-quality materials: The flow control valve is made of high-quality brass, making it sturdy and durable. The thick valve body provides added durability.

Sealable: Sealed before machining at the factory using high-end CNC machine tools and multi-component composite materials, it ensures a perfect seal, optimal safety, and reliability.

Easy installation: Connect the hose end with a gasket. Top rotation is convenient and easy to use, minimizing coolant loss during maintenance.

Application: Safety valve for refrigerant. Uses the most common imperial hose fitting from 1/4 inch to 5/16 inch.

Easy to use: This tool is comfortable and prevents burns.

The safety valve is easy to replace, regardless of its location.