Durable MaterialCoffee pot pressure reducing valve is made of high quality copper material, fine workmanship, sturdy and durable.UsesCoffee pot pressure valve, reducing the internal pressure of the coffee pot to ensure the taste of coffee.Easy to UseScrew the Coffee pot pressure reducing valve directly onto the coffee pot, providing you great using experience.Easy to InstallCoffee pot safety valve accessories is easy to install and disassemble, can directly replace the old or damaged parts. Easy installation, and reliable use.ApplicationCoffee pot pressure valve thread diameter is 0.75cm, suitable for most coffee pot sizes. Specification: Material: Copper Size Chart: Thread Diameter: 0.75cm/0.30inch Package Includes: 1 Coffee Pot Pressure Reducing Valve Note: Please allow slightly errors due to manual measurement and different monitors.