A foam cutter built like a coping saw but held parallel to the wire would offer much better control. [Techgenie]’s handheld hot wire foam cutter is a simple build based on a single 18650 and a ...

Another method of cutting foam is with hot wire. Check out this DIY Foam Cutter that we featured earlier. Posted in how-to, News Tagged cutter, diy foam cutter, foam, rc plane, V-slot.

The hot wire melts or vaporizes the foam when passing through it and so we can precisely and easily get any shape we want.” Watch this video on YouTube . “Building a CNC machine is actually ...

The science pros at TKOR build a DIY hot-wire styrofoam slicer for cheap crafting. TKOR. DIY Hot-Wire Styrofoam Slicer for Cheap Crafting. Posted: June 2, 2025 | Last updated: June 2, 2025.