Quality 1/4 Inch Air Hose Couplers – Pack of 12 Durable Construction: Made from copperplated steel for strength and long service life. Resists corrosion and wear even during frequent use, ensuring reliable performance in demanding work environments. Universal Compatibility: Each coupler features standardized 1/4 inch NPT female threads with a 1/4 inch body size, suitable for most air hoses and pneumatic tools. Maximum working pressure of 300 psi provides dependable performance for a wide range of applications. IndustrialGrade Quick Connect: Designed to work seamlessly with industrial I/M/D type quick connect air plugs, offering flexibility and compatibility with existing air tool setups. Effortless Operation: Precisionengineered coupler sleeves allow quick and secure connection or disconnection without the need for tools. The airtight seal ensures no air leakage, saving time and maintaining consistent tool performance. Practical Applications: 1. Automotive workshops – Quickly swap between air tools such as impact wrenches, ratchets, and grinders with minimal downtime. 2. Construction sites – Connect and disconnect pneumatic nailers, staplers, or drills instantly for efficient workflow. 3. Home garages – Use with air compressors for powering inflator kits, paint sprayers, and other DIY airpowered tools. This set of 12 air hose couplers offers rugged durability, precision fit, and dependable sealing to keep your pneumatic tools operating at peak efficiency in any setting.