General description The 12pcs 1/2' Hose Connector kit is designed for versatile use in connecting air, water, oil, gas, and other liquids. Made from premium yellow copper, these fittings ensure excellent strength, durability, and a tight connection to your pipe system, preventing leaks and disconnections. Technical specifications Material: Copper Inner diameter of pipes: 8 mm, 10 mm, 12 mm Type: Barb type fittings Installation Easy to install with no cutting or drilling required. Simply insert the retaining hook into the pipe for a secure connection. Usage Suitable for transporting and connecting air, water, oil, gas, liquid, or fuel. Can be used in washing machines, balcony drains, toilets, garden irrigation, fertilization, and more.