Digital BW, The Print

Alessandro Pardi wrote
> Hi Kip,
>
> thanks for your answer. I think you're right, wire spirals are made in a
> different way that probably requires huge machines.

There are small hand-operated desktop machines that punch a line of holes in the
edge of the sheet, then crimp a wire comb.

I have used a Renz ring wire binder: http://www.renz.com/
video demo: http://www.delran.com/equipment/renz/binddemo.mov

And a Wire-o binder: http://www.wire-o.com

And there are other brands...

Peter Marquis-Kyle