Feature:1. Comfortable handle is polished without burrs, and does not hurt your hands in work2. When the trumpet elbow or piston flattening affects the sound, use a sheet metal ball of suitable specifications into the small elbow flattening point and push it up3. Made of high quality alloy material, not easy to rust, strong and durable4. Suitable for trumpet, French horn, mini horn and other metal wind instruments5. The handle is made of solid wood with fine workmanship, which is healthy and environmental protectionSpecification:Item Type: Trumpet Repair ToolsColor: Wood color + silverMaterial: Solid wood + alloySuitable for trumpet, French horn, mini horn Package List:1 x Repairer1 x Sheet Metal Ball