videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Pete Engelhart Metal Percussion - Crasher, "Cymbal & Gong" handmade Turkish cymbals, Q Drum Co. - Copper Kit with Wood Hoops 12.16.20 / 6.5x14