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 Skilsaw Model 77 Pt 2 - I find gold in the gearbox - a video tutorial by Old Sneelock's Workshop, Installing Mirrored Sliding Closet Doors - by Old Sneelock's Workshop