Hex type Reducing Coupling provides a minimum opening size of .34 to .94. The Reducing Coupling finds application as a pipe fitting or flange in liquid transfer usages. Wintech Engineers, an ISO 9001: 2000 certified company manufactures Hex type Reducing Coupling. Wintech Engineers offers a wide range of High Pressure Hydraulic Fittings and Valves for Instrumentation, Refineries, Power Plants, Chemical and Fertilizer Plants. The Hex type Reducing Coupling comes in various specification sizes, shapes and length to suit specific requirements.