Now that is a question that I am sure you have never been asked! Most selections of bore size are limited to either large bore or extra-large bore and an option of a small bore or even a medium bore never enters the picture. Here is a quote from the Bundy instrument manufacture ring company. “The Bundy trumpet’s large bore makes it easy for a beginner to blow”. And here is a quote from the well-known music store Musicians Friend. “For new, and especially young players, a horn with a small bore is more appropriate because the small bore makes…