DIY foam hot-wire cutter

Part of the Viper build is sculpting the shape of the fuselage between the formers, so I have a good surface to skin with fibreglass. Hot wire cutters are so easy to make, it took about ten minutes to have this one assembled and operational.

There are great hot-wire calculators online where you can enter your known factors and it will give you the rest. temperature required/length of wire/available power supply.

 

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