Small Things Are Of Great Use, Fasten The Faucet, Life Is More Convenient, Solid Brass Material, Anti-Corrosion And Durable, Not Easy To Rust, Simple And Convenient To Install, The Opening Nut Can Be Installed Through The Hose Through The Opening, And Then Tighten The Screws And Nuts.(Note:Please Be Careful When Choosing The Size Of The Pipe Fittings For Your Projects.And There Are Some Errors In Manual Measurement, So The Dimensions Are For Reference Only.)