Premium quality: Our hose adapter kit is made of high-quality copper material, resistant to rust and breakage, durable and safe for use. This set includes 7 different sizes of faucet adapters: Standard cache adapter (SCAQ1): male 15/16 inch - 27T; Junior cache adapter (JCAN2): male 55/64 inch - 27T; Small junior cache adapter (TJCAD3): male 3/4 inch - 27T; Tom thumb cache adapter (TTCAD4): male 3/8 inch - 18T; Male primary adapter (MJA5): female 3/4 inch - 27T; Female primary adapter (FJA6): male 13/64 inch - 27T; Garden hose adapter (GHA7): male 15/16 inch - 27T or female 55/64 inch - 27T x GHTM 3/4 inch or male 55/64 inch - 27T. Note: These adapters are not compatible with bathtub spouts, shower pipes, or pump-style faucets. They require removable aerators to function properly. Wide application: The adapters fit most standard sink faucets and allow easy connection to garden hoses, sink sprayers, water filters, and other accessories. Package includes: 7-piece aerator adapter set for sink