Usage Tips:Comprehensive Set: This package includes 25 pieces of 1/4 inch M-type air plugs with 1/4 inch NPT male threads, crafted from durable steel with a pre-coated finish to prevent leaks. Ideal for both professional and DIY projects, ensuring a tight and seamless connection every time. Heavy-Duty Construction: Made from robust steel, these air hose fittings are designed to withstand rigorous use. The 25-piece set offers great value, allowing you to equip multiple tools and setups, making it perfect for budget-conscious workshops. Precision Engineered: Utilizing advanced machining technology, these quick connect fittings are designed to minimize leakage of air or gases by ensuring a precise thread fit. This meticulous engineering promotes efficiency and reliability in your pneumatic connections. Durable and Compatible: Even after repeated use, the anodized finish on these steel plugs remains undamaged. They are compatible with other brands' couplers that share the same type and body size, enhancing their versatility across different systems. Reliable Performance: Each fitting is designed to handle a maximum working pressure of 300PSI. ensuring peace of mind and reliable performance in demanding environments. Colour:As Shown Material:Metal Package Contents: 25 * air plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.