Homebrew PCBs

Have you tried using a jigsaw with a tungston carbide tooth blade ?

crankorgan wrote:

> Steve,
>       I use precut surplus PCB stock. I think I saw on Think and
> Tinker that the Mechanical Etching bits can be used to scribe and
> snap board. I have a feeling this only works with some types. I
> scribe and snap Perfboard on the holes.
>
>                                             John
>
> --- In Homebrew_PCBs@y..., Steve Greenfield <alienrelics@y...> wrote:
> > I saw a website where someone just took a dremel and fiber cutting
> > wheel, mounted the dremel over the top of the board and then just
> > pushes the board underneath it. I think he used one of those
> > flexible extensions so he could get the cutting wheel low enough to
> > the board and still at 90 degrees to it.
> >
> > You could do the same with that small air die grinder at Harbor
> > Freight Tools, it is about the diameter of a marker.
> >
> > Of course, with a shear you don't have the worries about dust. You
> > do -not- want to breath the fiberglass and resin dust from cutting
> > PCBs.
> >
> > Steve Greenfield
> >
> > --- Don Papp <donp+srs@a...> wrote:
> > >
> > > Hi - I've used a small brake (to bend sheet metal) that was
> > > hand-operated
> > > and only about a foot and a half wide.
> > >
> > > I'm wondering if there is an equivalent-sized shear.  Anyone know
> > > of any
> > > and where they can be ordered?
> > >
> > > Or, has anyone found a good alternative to a shear?  I'd be using
> > > it to
> > > cut circuit boards... maybe someone on the list has a preferred
> > > method for
> > > that.
> > >
> > > Shears work great, but are plenty expensive and big and heavy.
> > > Not the
> > > sort of thing you can get for your workbench.
> > >
> > > Don Papp
> > > http://AEinnovations.com
> >
> >
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