Upgrade your air tool connections with our Solid Brass Quick Coupler Set Air Hose Connector Fittings. Crafted from high-quality solid brass, these fittings provide superior durability and corrosion resistance for long-lasting performance in various pneumatic applications. The 1/4" NPT threading ensures compatibility with most air hoses and tools, while the quick coupler design allows for effortless and secure connections. This set includes four pieces: two male plugs and two female couplers, offering versatility for different tool setups. Whether you're working in automotive repair, woodworking, or construction, these brass fittings provide reliable air flow and connection stability to keep your projects running smoothly