If the drill goes clockwise, one of the saw blades must be turned.

In this case the two are in the same direction and the teeth of one n touch the wood. Just to contribute to the channel.

Before teaching others, one should learn to hold the chisel correctly. The glass breaks easily with two fingers rather than with the whole palm of your hand.

Well, the last miracle for sanding your own palm with emery is not even required to comment.It was a good video and I suggest woodworking enthusiasts to watch.