High Quality Material: The multi-functional wrench is made of high-density carbon steel, which is wear-resistant, rust-resistant, durable and of high hardness. Multi-functional: The faucet wrench can be used not only as a key, but also as a bottle opener, scale and spirit level. Multiple Sizes: Our faucet aerators come in 13 hex nut sizes, and one tool can meet most of your needs in the field. Tips: The surface of the chrome bathroom is easy to be scratched. It is recommended to cover the contact surface with a rag when installing. Application: The wrench can be used to install and remove faucets shower heads, pipe fittings, drain covers, etc.