It's basically a 'Geneva Pattern' watchmaker's lathe … but the extended nose looks unusual.
They were typically bored for 6mm or 8mm collets
That one looks a little larger [… or is it just the lens?]
The Dividing Holes on the pulley are very useful.
[Drilling holes on a PCD, for example
]
Nice Find !!
MichaelG.
.
Edit: Start here
Edited By Michael Gilligan on 03/04/2015 16:00:32