Features:Used for alto saxophone maintenance, and replace the damaged, old or dirty parts.This replacement parts combo come in a package, easy to use and you can do the repair job anywhere and anytime. You can enhance your hands-on ability and have better knowledge of alto saxophone.Time-saving and money-saving, you do not need to turn to other people in that field and yourself is a professional person.Very excellent DIY maintenance tools for wind instruments lovers.Specification:Condition: 100% Brand New and High QualityMain Material: Metal Color: Shown as picturesThe Longest Roller Length: Approx. 16.4 cm / 6.47 inchWeight: Approx. 77 gPacking List:18 x Rollers24 x Needle Springs26 x Rat-tail Screws4 x Reeds4 x Reed Screws2 x Adjusting Screws3 x Nuts11 x Round Head Screws(8 Large, 3 Small)