The Industrial quick coupling from Rothenberger is a high-quality accessory for pneumatic tools that has been specially designed for use with gas appliances. This quick coupling offers a reliable connection and enables easy handling thanks to its innovative push system. With a 3/8" L connection, it is versatile and ideal for fuel gases. The design includes a union nut and a stainless steel coupling pin that ensures a secure connection at tapping points or for hose installation. An outstanding feature of this quick coupling is the automatic gas lock, which stops the gas flow when uncoupling, thus providing additional safety. These employees make the Rothenberger quick coupling a practical and safe solution for anyone working with pneumatic tools and gas appliances. Push system for easy coupling and virtually impossible uncoupling. Automatic gas lock stops the gas flow when disconnecting. Stainless steel coupling pin D4 with external thread for secure connections. Suitable for all gas appliances with 3/8" L connection.