Five-key flute Five-key flute The five-key flute is a musical instrument once common in school marching bands, and composed of wood with metal keys. It is a transposing instrument, most commonly in Bb, this variant being known as the Bb flute and sounding one tone below the orchestral piccolo. The next most common variant is the Eb flute, sounding a fifth below the Bb flute and used as its bass instrument in band harmonies. It is now often found in British military corps of drums, often playing various regimental marches. As the name suggests, the five-key flute most commonly has five keys,
Irish flute D wooden flute more closely mirrors a concert C modern Boehm system flute in the pitches achieved in its fingering positions as opposed to a simple system flute pitched in C. Theobald Boehm completely redesigned the flute to more easily access the chromatic scale. The Boehm flute has a cylindrical bore (with a parabolic bore in the head) and uses keys to enable the tone holes to be in the ideal place and to be of the ideal size. Despite the implication of this commonly used name, the Irish flute is not an instrument indigenous to Ireland. The simple system,