The Haltec Lock-On Air Chuck securely connects to air hoses and nozzles. Made from zinc alloy, it features a 1/4 inch NPT thread, a working pressure range of 0-300 PSI, and a temperature range of -20 to 150°F. It operates with a push-to-connect and release mechanism. Suitable for impact wrenches, air drills, and blow guns, it ensures a tight seal to prevent leaks. Its compact, durable design allows easy handling and storage, making it ideal for automotive, industrial, construction, and manufacturing applications requiring secure pneumatic connections.