Benefits Automatic gas shut-off and secure connection minimise the risk of leaks and accidents Effortless connection and disconnection save you time and hassle Use your Hi-Lo DKD coupling with confidence wherever your work takes you Durable construction ensures long-lasting performance, minimising maintenance needs Experience the security of a reliable connection for your valuable gas equipment Introducing the Hi-Lo DKD 3/8" Coupling, the essential quick-release solution for your welding and gas applications. This innovative coupling offers unmatched safety, convenience, and worldwide compatibility, making it the perfect choice for professionals and hobbyists alike. Features Safe and Secure Connection: The Hi-Lo DKD 3/8" Coupling features a secure push-to-connect design with a locking sleeve, ensuring a leak-proof connection every time Automatic Gas Shut-Off: Experience peace of mind with the automatic gas shut-off valve that activates when disconnecting, preventing accidental gas l