6 in 1 Faucet AeratorAerator wrench for easy replacement of aerators for different robcet sizes. Suitable for aerators with external thread M18/M20/M22/M24/M28. Perfect for various faucet environments, such as kitchens and bathrooms, and allows for quick replacement of aerators. High quality alloyMade of high quality zinc alloy, durable, corrosion resistant, solid, stainless, non-deformable, durable, this wrench is equivalent to 10 ordinary wrenches. Easy InstallationQuick and easy installation of the aerator saves time and removes it effortlessly. Really a good choice for ladies and the elderly. Compact and LightweightYou don't need to carry a lot of wrenches or pliers to repair faucets, our wrench is smaller than the size of your palm, you can simply hang it on your keychain, put it in your backpack or even put it directly in your pocket. Maintenance AdviceWe recommend replacing the bubbler every 3 months to avoid bacteria and debris. Ensure water quality and flow rate, not only save water, but also have better health.