Induction heating device which you can open and close

Induction heating device which you can open and close.
So being able to open and close it around a metal.

Extra: Maybe using the most heat resistant ceramic or most heat resistant metal around the coils.

By Jef Koelewijn
From, The Netherlands

Update: Very useful for smithing.

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Update: Maybe it can also be used to destroy.

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Update: A portable version. With an external, changeable power supply.