1.Material is rosewood. Cutting the work with the slide saw.

2.Slotting the 30mm width.

3.Cutting piece of 30mm slot.

4.Extend slot width to 36 mm.

5.To cut and divide the board into five pieces.

6.Make a piece which has a notch.It is important to cut correctly safely using the jig of L type.

7.Finished by beeswax.

8.How is the last piece put in? I'll give you a hint.