Affiliate links to stuff he used in the video:
Single can of Deft spray lacquer: https://amzn.to/395qtaK
Case of Deft spray lacquer: https://amzn.to/3fjQjZz
Spray can trigger handle: https://amzn.to/3fmpvIa
Respirator face mask: https://amzn.to/3pSPiwC
The reason why people use spray lacquer instead of other finishes is that it dries much faster. Also you don’t need to sand between applications.
If you do learn this simple method for applying spray lacquer you can get consistently smooth, great looking results time after time.