An vintage tool from the 60s. It was US$1.99 at a second hand store, and uses 2 D-cells.
Quote:
Initially doing the cutting with an electric jigsaw, but that created a *lot* of nuisance dust - you ain't seen nuisance dust 'till you've seen polystyrene nuisance dust, the stuff electro-sticks to *everything*
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Try a knife blade instead of a saw blade in the jiggler saw. It works great on corrugated cardboard, and should do well on stryofoam.