Description: Professional mouthpiece puller remover for brass instruments Material : Aluminum + steel With adjustable jaws to fit most brass instruments, such as trumpet, trombone, euphonium, tuba, horn, etc Easily remove any stuck mouthpiece without leaving marks, save your time and energy. Adjustable base, suitable for professional people, teachers or students to use Size Chart: 11 x 10 x 3.5cm/ 4.33 x 3.93 x 1.37inch Package Includes: 1 Mouthpiece Puller