【Premium Material for Long Life and Corrosion Resistance】: The aerator wrench is made of premium zinc alloy. This special composition not only makes it extremely durable and corrosion-resistant, but also strong and sturdy. The elegant silver finish also gives it an attractive appearance. Even in humid environments where other tools wear out or corrode quickly, this faucet wrench retains its properties and thus significantly extends its lifespan. 【Practical Function to Optimize Water Flow】: This aerator wrench is the ideal tool when it comes to replacing or cleaning clogged aerators. It can effectively repair the function of low-flow faucets and ensure that the water flow runs smoothly again. This not only allows you to restore the performance of your faucet, but also to avoid unnecessary water waste and thus protect your environment and your costs 【10 different sizes for many applications】: This 10-in-1 screw wrench is suitable for replacing faucets of different sizes. It fits aerators with external thread in the sizes M18/M20/M22/M24/M28 as well as integrated aerators in the sizes M16/M18/M22/M24/M28. Whether it's a small faucet in your kitchen or a larger one in the garden, with this aerator wrench, you have the right size at your disposal and can therefore perfectly master every situation 【Easy to use】: The aerator wrench is designed to be easy to use even for inexperienced users. It features an effortless pivoting handle and a special way to remove hidden air splashes. This prevents the air splashes from being damaged during the removal process. This means you can also carry out complex repair work on the faucet filter without fear of additional damage and thus complete the repair quickly and efficiently. Compact and lightweight, this wrench effectively replaces 10 traditional wrenches. When repairing faucets, there is no need to carry numerous wrenches or pliers. It is extremely compact and lightweight, allowing it to be easily taken anywhere and fits in any bag. The contents include 1 service wrench for the aerator regulator; by regularly replacing the aerator, bacteria and deposits are reduced, resulting in a smoother water flow.