1. Suitable for faucets with internal thread 23mm and external thread 21mm 2. The distance between teeth is 1mm, and it has both internal and external teeth. 3. Solve the problem that basin-type faucets such as kitchens, balconies, and sanitary napkins cannot be directly connected to car water guns. 4. Material: copper alloy 5. Size: 3.6x1.5cm
