Features: Professional brass-wind instrument mouthpiece puller, it features adjustable sitting at the bottom, easy and simple for operation. Perfect tool for remove stuck mouthpiece from brass-wind instruments embouchure without damage the instrument, and it helps you to save lots of time, effort and expense. Great choice and gift for any brass-wind player. A much-needed tool for brass-wind band, music store, or professional musicians, beginners, teachers and students. Aluminum body, galvanized steel hand lever, with anodic oxidation, durable and beautiful. How to Use: If you turn one screw too much and let one side get much higher than the other, it's possible to bend the trumpet mouthpiece receiver/leadpipe. So just make sure you alternate between both screws as you turn them -- give one a turn or two, then the other, and switch back and forth until the mouthpiece (alarmingly) pops out.