150lb BSP Hex Reduction Bush Coupling Adaptor-1/2" F to 1" M

A hex reduction bush, also known as a hex reducing bushing or simply a reduction bush, is used to connect pipes or fittings of different sizes together. Hex reduction bushes can also be used to provide spacing or alignment within a piping system. They may be used to create a specific distance between two pipes or to align pipes in a particular configuration.