https://www.jpcorry.com/jp-corry-products/faithfull-connector-female-end/
Faithfull Connector - Female End
Description
Female Hose Connector 1/2in, a popular quick-release brass water hose fitting for use around the garden. Manufactured from high-quality brass and suitable for use with all 1/2in bore garden hoses and compatible with all other UK hose fittings.