Introducing the Cosmostar 8-Piece Air Hose Fittings Set—your ultimate solution for quick, leak-free air tool connections. Crafted from durable carbon steel with nickel plating, this set is engineered to withstand high-pressure tasks and facilitate seamless tool changes. It's universally compatible with most air compressors, making it an ideal choice for both professional auto shops and DIY enthusiasts. Key Features: Robust Construction: Built with ultra-durable carbon steel and nickel plating, ensuring longevity and reliable performance in demanding environments. Quick Tool Changes: Equipped with 1/4" NPT quick-connect couplers, allowing for rapid swapping of air tools, enhancing efficiency and reducing downtime. High-Pressure Capability: Designed to handle a maximum working pressure of 300 PSI, suitable for a wide range of applications from heavy-duty industrial tasks to everyday DIY projects. Comprehensive Set: Includes a balanced selection of male and female plugs and couplers, ensuring compatibility with various air compressors and tools. Universal Compatibility: Ideal for use with air nailers, blow guns, pressure washers, and more. Compatible with most manufacturers, making it a versatile addition to any workshop or garage. Leak-Free Connections: Pre-applied thread sealant guarantees airtight connections without the need for additional tape, providing hassle-free performance and peace of mind. Secure Fit: Features a deep-knurled socket for firm ball-locking connections, ensuring a perfect fit for every project. What's Included: 1 x SF20 Air Coupler 1 x SM20 Air Coupler 3 x PM20 Air Plugs 3 x PF20 Air Plugs Upgrade your air tool setup with the Cosmostar 8-Piece Air Hose Fittings Set and experience the convenience of quick, reliable, and leak-free connections. Perfect for professionals and DIYers alike, this set is a must-have for anyone seeking efficiency and durability in their air compressor accessories.