Rubber-coated design The internal rubber coating ensures the aerator can be loosened or installed without scratching your faucet, protecting fixtures during work. Sturdy carbon steel construction Made from carbon steel, this tool is built for durability and effectively removes stubborn faucet aerators with ease. Efficient flow restoration Replace or clean blocked aerators to restore smooth water flow and resolve low-flow issues in kitchen or bathroom fixtures. Adjustable opening width Jaw opening is adjustable to fit outer diameters from 5 mm to 27 mm, making it compatible with a range of faucet brands. Use scenarios - Kitchen faucet maintenance: remove mineral-deposited aerators, clean or replace, and restore full water flow. - Bathroom faucet upgrades: loosen or install aerators on various fixtures without risking scratches on the finish. - Property maintenance: service multiple faucets across home or rental properties thanks to broad size compatibility and adjustable opening.