Yes thats right...inside out wood turning. What we have is two tree ornaments one a Christmas tree the other a basic round inside out turning.
Each one comprises of 4 pieces if 110x20x20mm ash.See how it works out!

this the music I have used in this video

Music: Santa Claus Is Here
Musician: Diego Nava
URL: https://mixkit.co/
License: https://mixkit.co/terms/

Piano Rock Instrumental by Hyde Free Instrumentals   / davidhydemusic  
Creative Commons — Attribution 3.0 Unported— CC BY 3.0
Free Download / Stream: https://bit.ly/PianoRockInstrumental
Music promoted by Audio Library    • Piano Rock Instrumental – Hyde  Free...