The MILTON 1/4" female NPT 300 psi M-style brass coupler and plug is crafted for enhanced durability with its solid brass construction. It provides reliable connectivity for pneumatic tools through a secure fit. The female NPT thread makes it suitable for various air hose fittings, offering versatility in application. Its M-style design ensures compatibility with a wide range of plugs. Additionally, the corrosion-resistant brass material is specifically designed to resist wear and tear over time, maintaining functionality and performance.