Mysteries :
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Jon Ellison Wrote:
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> Audrey Wrote:
> --------------------------------------------------
> -----
> > Jon Ellison Wrote:
> >
> --------------------------------------------------
>
> > -----
> >
> > > I don't know of any modern equipment that can
> > > achieve that cut!
> > > 31 min, gotcha.
> >
> > Also shown at 32 to 39 seconds into the vid.
> >
> > Seriously, no modern tools at all? Not even a
> long
> > jigsaw blade?
>
> How would you get the machine flat up against the
> wall so's the blade was flat up against the
> wall??
> A jigsaw with an offset side blade??
> Another thing to take a close look at is the
> 'straightness' of the cut. A narrow blade like a
> jigsaw tends to meander a tad if hand held unless
> it's run up against a straight edge guide. It
> looks like a 'guided tool cut'.
> A Class 3 tool, powered cutting and machine
> guided.
> Also a jigsaw needs a place to start, you can't
> just poke the blade into solid stuff and then
> start cutting. Usually a hole's bored first to
> start a jigsaw blind cut.
> Those rectangles you spotted at the bottom of the
> cut look interesting.
> Rectangular drill holes??
All that's left, that we know of, is water jets and lasers, no?
Problem is the equipment has to be portable to drag inside a small cave.

-------------------------------------------------------
> Audrey Wrote:
> --------------------------------------------------
> -----
> > Jon Ellison Wrote:
> >
> --------------------------------------------------
>
> > -----
> >
> > > I don't know of any modern equipment that can
> > > achieve that cut!
> > > 31 min, gotcha.
> >
> > Also shown at 32 to 39 seconds into the vid.
> >
> > Seriously, no modern tools at all? Not even a
> long
> > jigsaw blade?
>
> How would you get the machine flat up against the
> wall so's the blade was flat up against the
> wall??
> A jigsaw with an offset side blade??
> Another thing to take a close look at is the
> 'straightness' of the cut. A narrow blade like a
> jigsaw tends to meander a tad if hand held unless
> it's run up against a straight edge guide. It
> looks like a 'guided tool cut'.
> A Class 3 tool, powered cutting and machine
> guided.
> Also a jigsaw needs a place to start, you can't
> just poke the blade into solid stuff and then
> start cutting. Usually a hole's bored first to
> start a jigsaw blind cut.
> Those rectangles you spotted at the bottom of the
> cut look interesting.
> Rectangular drill holes??
All that's left, that we know of, is water jets and lasers, no?
Problem is the equipment has to be portable to drag inside a small cave.

He who knows all the answers has not been asked all the questions - Confucius
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