Features 1、QUICK REPAIR AND ADJUSTMENT: This trumpet mouthpiece reshaper can quickly fix and adjust deformations of trumpet mouthpieces, restoring normal playing conditions. 2、REMARKABLE EFFECTIVENESS: Trumpet mouthpiece truing repair tool enables your mouthpiece to regain comfortable grip and natural tone quality, significantly enhancing your playing experience. 3、EASY TO USE: No professional skills required, anyone can use the mouthpiece truing tool. Just follow simple steps to reshape your trumpet mouthpiece. 4、DURABLE AND RELIABLE: Made with premium metal materials, the mouthpiece repair tool ensures long lasting use without any malfunctions or issues. 5、SUITABLE FOR 3C5C7C TRUMPET MOUTHPIECE: Widely applicable to trumpet players and bands, providing an effective solution for various mouthpiece sizes. Specifications: Item Type: Mouthpiece Truing Tool Material: Metal Package List 1 x Mouthpiece Truing Tool