This Hozelock Pro Metal Hose Repair Connector is ideal for repairing damaged hose or for permanently connecting two lengths of 1/2 inch (12.5mm) hose.Made from nickel plated brass, ensuring a strong and durable connection. It is scratch and frost resistant and is ideal for outdoor environments and helps to ensure continued connection year after year. Comes with a 3-year guarantee. Specifications: Hose Diameter: 12.5mm (1/2in).Connection Type: Female. Ref: UTTK11992