The SMC KCT06-00 KC Series Self-Seal Fittings are designed for seamless and efficient pneumatic connections. These fittings offer a one-touch installation and removal process, making them incredibly user-friendly and time-saving. The built-in self-seal mechanism ensures that air does not exhaust after the tubing is removed, maintaining system integrity and preventing leaks. Additionally, these fittings are copper-free, featuring an electroless nickel plating for enhanced durability and corrosion resistance. Ideal for various industrial applications, these fittings provide reliable performance and long-lasting quality.