"A drummer is a percussionist who creates music using drums.
Most contemporary western bands that play rock, pop, jazz, or R&B music include a drummer for purposes ...
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including timekeeping and embellishing the musical timbre. The drummer´s equipment includes a drum kit (or "drum set" or "trap set") which includes various drums, cymbals and an assortment of accessory hardware such as pedals, standing support mechanisms, and drum sticks.
In other genres, particularly in the traditional music of many countries, drummers use individual drums of various sizes and designs rather than drum kits. Some use only their hands to strike the drums." - (en.wikipedia.org 09.03.2020)