Description: Features: This multifunctional brass instrument repair tool, specifically designed for trumpet and horn tuning. Material: Wind instrument fixed bracket made of steel, high abrasion resistance, impact resistance, not easy to deform, not easy to rust. Fit range:Wooden pipe type, flute mouthpiece joint, supervisor joint, saxophone bend neck joint, bending neck cork, clarinet joint cork, oboe Guanbasong and other various woodpipe instrument joint grinding repair use). Application: Whether in school rehearsal rooms, music classrooms, practice space, or live venues, this portable and easy to clean bracket provides stable support for instrument repairs. Adjustable: Double fixed slideways, the width of the support bar can be adjusted according to demand, suitable for a variety of wind music maintenance work. Specification: Material: Steel Size Chart: 13.8x18x9.7cm/5.43inchx7.09inchx3.82inch Package Includes: 1Wind Music Polishing Bracket Note: Please allow slightly errors due to manual measurement and different monitors.