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 ...

Speaking of R/C, check out these hot-wire cut foam airplane wings. And the completeness of this build gets us thinking about the potential for CNC foam cutters. Continue reading → ...

LEGO 3-axis Styrofoam Cutter - YouTube 'Styrofoam cutter' is an item that can cut polystyrene foam smoothly using heat.