Adjustable Gauge Fittings from STAUFF Test are essential components designed for the precise installation of pressure gauges directly into existing screw holes, eliminating the need for a test coupling. These fittings are available in a variety of materials to suit different environmental and application needs. You can choose from steel options coated with zinc or nickel for enhanced durability and corrosion resistance, or opt for V2A and V4A stainless steel variants for superior performance in harsh conditions. These fittings ensure a secure and reliable connection, making them ideal for a wide range of industrial applications where accurate pressure monitoring is critical.