You can also wrap something around the rope, such as a mallet or other object, that will give you more leverage in pulling on the rope to remove the mouthpiece. If the mouthpiece pops out, it might go flying across the room and hit the floor, putting it at risk for further damage.
Don’t get the hot water on the lacquered (brass colored) part of the lead pipe. This will cause the lacquer to tarnish or even come off altogether.
Bobcat Mouthpiece Puller: This is the least expensive, costing about $40. This one has two screws that need to be tightened simultaneously when using it. Ferree G88 Mouthpiece Puller: This is a more expensive option, costing about $100. It is bulkier, but it only has one T handle that needs to be screwed in when being used. DEG Magnum Mouthpiece Puller: This is usually the most expensive puller, costing about $130. It is very similar to the Ferree.
You may want someone to help you by gently holding the instrument still while you operate the mouthpiece puller.
Read the manufacturer’s instructions to ensure you are using the mouthpiece puller correctly.
For mouthpieces that are really stuck, use a rubber mallet to tap the puller when it is tightened up. This might enable you to turn the screws a little more to help move the mouthpiece. [4] X Research source
Your band director can also inspect your mouthpiece to make sure its shape is correct.
Ask the repair shop to clean your instrument and inspect your mouthpiece to ensure that its shape is correct.
Over time, the twisting will have a threading effect and make the mouthpiece less likely to be stuck.
