Muslady Practical Trumpet Elbow Repair Tool Woodwind Instrument Maintenance Tool for Trumpet French Horn

Features：
Practical instrument repair tool, suitable for trumpet, French horn, and other woodwind instruments.
This tool is used to push up the elbow flattening so that it won't affect the sound.
Made from premium alloy and wood, strong enough to bear heavy pressure, durable for a long-time use.
The handle of this repair tool is well polished, without burrs, comfortable to handle.
Comes with 2 metal ball of different size, suitable for instrument elbow of different diameter.