Brass Pipe Fitting Adapter Extension Connector Hex Pipe Coupling

What is this?Brass pipe fitting mainly used to extend pipes and water pipes, especially for those pipes that need to be extended due to the deep recessed wall. Widely used in bathroom pipe devices, pipeline connections for oil or water, etc.Is there any advantages of the product?1. Brass has corrosion resistance, high hardness, and high strength, ductility at high temperatures,2. Extended design available for connecting pipes or fittings for ease of useHow to use it?Confirm the thread size you need, and then tighten the thread according to the connection direction.What should I notice?All size above is measured by manual, please allow +/-0.1 inch error.