The hot wire knife uses an electric current carried through copper tape to heat up a wire which then can cut through styrofoam by melting it away.
This product is used to help teach how electricity works, and used as a fun make-at-home project. Once it is built, it can also be used for more home projects, like styrofoam puzzles, ornaments, moulds, etc.
The hot wire knife kit comes with
This is everything that is needed to complete the project. There is an instructional video that should be used to build the knife hosted on Youtube.
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