Answer:
Explanation: The instruments that you have listed here belong to the Idiophones group of percussion instruments. Though they do not have any membrane or string, but still they produce vibrations or oscillatory motion.
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&ved=2ahUKEwiunKWNwNr5AhWRnP0HHaR0D1oQFnoECAMQAQ&url=https%3A%2F%2Fwww.britannica.com%2Fart%2Fpercussion-instrument&usg=AOvVaw0RAkpM9fSMUUcc5U3OpbEB
You may use this link for further reference.
Hope it helps!