The Danco 10909 Multi-Use Aerator Key is a durable and reliable tool for maintaining and repairing plumbing fixtures. Made of metal, this aerator key is designed to last and withstand frequent use. With a sleek black finish and brand new packaging, this key is perfect for various home plumbing projects. Its multi-use functionality makes it a versatile addition to any toolbox, allowing for easy and efficient tightening and removal of aerators.