Aerator Key Set

This is a 3D-printable set of faucet aerator keys, perfect for removing hidden or "cache" aerators 💧—the kind that sit flush with the faucet and are tough to remove without the right tool. The set includes 4 standard sizes commonly used in household faucets: M16.5, M18.5, M21.5, and M24.📏 Included Sizes🔢 SizeFaucet Diameter (mm)Faucet Diameter (in)M16.516.5 mm0.65″M18.518.5 mm0.73″M21.521.5 mm0.85″M2424 mm0.94″🧰 How to Use🔍 Measure the inside diameter of your faucet’s aerator.🔧 Choose the matching key size from the set.🔄 Insert and turn counterclockwise to remove the aerator.🧼 Clean or replace the aerator.🔁 Reinstall by turning clockwise with the same key.🖨️ Printing Tips & 🔬 Material SuggestionsPrinted using PLA (Prusament Marble Grey and Galaxy Black), these keys handled stuck aerators better than the official tool that came with the faucet.✅ PLA: Works for most cases💪 PETG / ABS / ASA: Recommended for tough or mineral-clogged aerators🎨 Optional: Use the painting