I wouldn't worry, brass is usually way softer than most metals and if you do completely crazy on it there shouldn't be a problem.
Brass is also used for bearing, so it wears out before e.g. the steel axle in it does.
I wouldn't worry, brass is usually way softer than most metals and if you do completely crazy on it there shouldn't be a problem.
Brass is also used for bearing, so it wears out before e.g. the steel axle in it does.