The term 'BAND NEED' can be solved by the crossword solutions of 'DRUM' (4 letters) and 'GUITAR' (6 letters). These two instruments are essential components of a band, as they provide the rhythm and melody for the music. The DRUM is typically played with sticks or mallets and is used to keep time and provide a beat for the other instruments. The guitar is a stringed instrument that is usually played with the fingers or a pick. It is used to create chords and melodies. Together, these two instruments form the backbone of most bands.