The B foot flute manufacturer tells you that the piccolo of the flute family is a more commonly used small flute. The length of the pipe is only half that of the flute, and it is mostly used by the third flutist in the symphony orchestra. The piccolo is in the key of C, with a range of d2 to c5. The notation is the same as the flute, but the actual pronunciation is an octave higher, the highest musical instrument of all wind instruments. The timbre is sharp, bright, and penetrating. In the orchestration, no matter how big the band is, using one is enough to expand the sound range and increase the depth capability. Especially important for brass bands, it is often used in cheery, lively scenes.

The B foot flute manufacturer tells you that the alto flute is in G. The basic shape is to enlarge and lengthen the C-key flute, and the fingering is unchanged. The G flute is 82.75 cm long, 2.6 cm in inner diameter, and has a range of g to c3. The pronunciation is rich and mellow, loud and powerful, and it sounds like a horn. It occupies an important position in chamber music, ensemble, and symphony.
The B foot flute manufacturer tells you that the bass flute, in the key of C, is one octave lower than the standard flute, and the tube at the lower end of the mouthpiece, turns two turns and goes straight down. In modern works, its status is becoming more and more important, especially in flute ensembles, it can make the timbre seamless, which is comparable to a string ensemble.
The above is the B foot flute manufacturer's introduction and analysis of alto and bass flutes, hope it helps you.