How to build a 3D printed, battery-powered Hot Wire Foam / Polystyrene cutter.

You'll need the following:

• Some wire
• A set of the 3D printable parts https://www.thingiverse.com/thing:2718709
• 1 momentary switch http://amzn.to/2ADQxFM
• 3 AA Batteries http://amzn.to/2ohIBrS
• 3 Bolts http://amzn.to/2on1RED
• 4 Nuts http://amzn.to/2on1RED
• Some 32 AWG Nichrome http://amzn.to/2ACssiE

and that's it!

The 3D printed parts can be downloaded from Thingiverse: https://www.thingiverse.com/thing:2718709

The battery holder itself was designed by 'enif': https://www.thingiverse.com/thing:456900