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Hot Knife From Ecig Coil Wire

 Resistive wire (ecig coil wire) hot knife DIY



There's a lot I could do different with this(design wise). I never got the chance. Posting it as a memory and or a starting place for anyone else with a need or desire for a hot knife for plastic and or foam.

This was before I realized how easy it was to cut plexiglass with a miter saw. I only used it once. 

This bench supply was what provided the power.


I've had it and the upgraded model. Both are wonderful units for the price. If I wasn't in custody I'd do full write ups with scope traces.


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