Hi Peter,

>> your drill looks wonderful. Who is the manufacturer?
> I don't know yet. There seems to be a plate missing on the post. I
> suppose the manufacturer name was written there.
> As I scrape the drill, I may discover something.
bad luck: http://ez2cu.free.fr/bois/2011/09/07/P1030561.JPG
No plate, and no hole where rivets could have been fixed.
http://ez2cu.free.fr/bois/2011/09/07/P1030563.JPG

As for the swivelling action:
http://ez2cu.free.fr/bois/2011/09/07/P1030567.JPG
http://ez2cu.free.fr/bois/2011/09/07/P1030568.JPG

Kind regards,
-- 
Bruno Verachten
------------------------------------------------------------------------