http://astro.umsystem.edu/atm/ARCHIVES/MAY99/msg01093.html
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Last update: 9/21/03
> "CW" wrote in message
> > And the offcut neatly jambs into the side of the blade.
> >
> > "B a r r y B u r k e J r ." wrote
> > in message >
> > >
> > > Why? The actual cut happens at the front of the blade.
> > >
> > > All you have to do is have the work rotate around a fixed bolt or
> > > shaft, as it passes the blade, it'll get cut. One full rotation will
> > > provide a circle.
> > >
> > > Barry