Broadly speaking, your dream is often associated with gaining the chance to save through new income streams, removing from your life people who bring you sorrow and stress, making the best use of your opportunities and your body and soul finding healing.
You still have a tendency today to escape from unpleasant things.
In dream books, removing metal from mouth in a dream refers to never lacking abundance and prosperity in the household, experiencing major spiritual growth, with your path opening and your troubles ending without harm, removing your troubles and problems somehow, forming a valuable business partnership and using it as capital for new ventures, childhood friends reuniting, landing a better job through the help of a friend who cares about you.
One rule of thumb: don’t make him see his shortcomings, because it would be much worse.
According to Dream Oracle, the dream about removing metal from mouth could indicate earning colleagues’ admiration through success on a major project, giving more attention to your duties toward humanity, the making of very big moves in your work life, becoming a cultured, scholarly person, standing out through talent and outstanding success.

