percussion instruments 
Group of instruments that are struck directly with the hands or with sticks, mallets, etc. to produce a sound.
Instrument consisting of extremely fine steel wires that are brushed across a cymbal or the batter head on a snare drum.
Metal or wooden rods whose end (made of felt, skin, rubber, etc.) is used to strike an instrument.
Sticks of wood with olive-shaped heads used to strike a percussion instrument.