We forgot to make a forum post for this challenge but wanted to post the winner here in any case!
Winner – Plywood Car by Vitalii Uspalenko
"From the grain of the wood in the texture and every piece of wood and gear perfectly well captured, this is the number one!" - Geoffrey (@geoffreymarchal)
"Fantastic capture of a lot of small details. A job well done!" - Warkarma (@Warkarma)
"Exceptionally well done scan, with all the fine details hidden in hard-to-reach areas well defined!" - Phil Gosch (@saphires)
You can browse all of the entries to this challenge in the tag gallery.