Foam cutters seem to be gaining in popularity lately. Here is another nice build for a cutter. Note: if you use one of these, make sure you are in a well ventilated area.
http://www.instructables.com/id/Portable-Hot-Wire-Foam-Cutter/
Foam cutters seem to be gaining in popularity lately. Here is another nice build for a cutter. Note: if you use one of these, make sure you are in a well ventilated area.
http://www.instructables.com/id/Portable-Hot-Wire-Foam-Cutter/