The OxyLitre Pin Index Flat Key is designed for healthcare professionals who administer oxygen from pin index type cylinders. This device regulates oxygen flow in clinical settings, emergency response situations, and patient transport scenarios.Made from durable plastic, this economy key provides functional performance while offering a cost-effective option for medical services. The flat key design facilitates operation when opening oxygen cylinders, allowing healthcare providers to administer oxygen therapy when required. Compatible specifically with size F cylinders, this key serves as a standard component of oxygen delivery systems in medical and first aid environments.