Realization of a hollowed and threaded wooden sphere

This video shows the realization of a chestnut sphere from a log. the log is first prepared and then cut in half. Each half log is hollowed out and then threaded. At the end, the whole is then turned on the outside in the shape of a sphere.
This video also presents the failures that can happen during this kind of realization.
you will also see the realization of a male and female insert to replace the original thread. You will see at the end the miracle of the filler on damaged wood.
music:
Titre: Éteinte
Auteur: Lacrymosa Industry
Source: lacrymosa.tuxf...
Licence: creativecommon...
Téléchargement: www.auboutdufi...
Titre: The Dark Woods
Auteur: Clone Me Twice
Source: / cloneman5
Licence: creativecommon...
Téléchargement: www.auboutdufi...