Premium quality:Our hose adapter kit are made of premium copper material, not easy to break and rust, wear-resistant,sturdy and safe to use. 7 different sizes faucet adapter kit as follows: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 13/16 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 Warm tips:Will not fit a bathtub spout, shower pipe, or pump style faucet. They do not have removable aerators, which means our threaded adapters cannot connect to these types of faucets. Widely application:The adapters will fit most common sinks and easy to attach garden hoses, sink sprayers, water filters, and more Package list:Pack of 7 aerator adapters for sink