12-Piece Faucet Aerator Removal Kit compatible with Concealed Aerators and 5 Concealed Faucet Aerator Wrenches Aerator Material: The aerator wrenches are made of ABS, making them sturdy and durable compatible with effectively removing aerators. Sizes: 3 pieces M16.5, 3 pieces M16.5, 3 pieces M21.5, and 3 pieces M24. A total of 12 pieces, including 5 wrenches compatible with removing aerators. This quantity is sufficient compatible with your needs. Fits Most Aerators: Our wrenches are suitable compatible with most aerators and are practical and convenient compatible with everyday use. Easy to Use: With these aerator wrenches, you can easily unscrew your aerator and replace or clean a clogged one. This allows you to repair low-flow faucets. Aerator Wrenches: compatible with removing most aerators. Please measure carefully becompatible withe purchasing in case the aerator doesn't fit. Color: Blue, Gray, and Red Material: Plastic Package includes: 1 Set x Aerator Only the above package contents, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the actual color. The allowable measurement error is +/- 1-3 cm.