The MILTON S-640 Card-PK2 is a premium air fitting designed for efficient air tool connections. This product features a durable construction that ensures longevity and reliability in demanding environments. With a 1/4" NPT thread, it is compatible with most air hoses and tools, making it a versatile choice for both professionals and hobbyists. The quick-connect design allows for easy attachment and detachment, enhancing workflow efficiency. Ideal for automotive, construction, and industrial applications, this fitting meets ANSI standards for safety and performance.