Brass material: Made from sturdy brass with a red finish, this tool is built to withstand frequent use while maintaining its appearance. Effective flushing options: Switch between rinse, solder, and shutoff modes for nitrogen flushing that quickly clears away contaminants. Fast connection: Connects effortlessly to a standard 14 hose within seconds, enabling quick jobs that require immediate attention. Comfortable grip and lightweight: Ergonomically designed for ease of use, its lightweight construction allows you to carry it without hassle in your toolbox or bag. Use scenarios: Electronics and PCB work: Purge nitrogen between soldering steps to minimize oxidation and improve residue removal for cleaner joints. Metalworking and plumbing: Use the rinse, solder, and shutoff modes to quickly flush contaminants from lines and prepare surfaces for finishing. Field service and onsite repairs: Rapidly connect to a 14 hose, switch modes as needed, and transport easily in a toolbox or bag for onsite tasks.