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inside a power tool is a roll of copper that is covered in a very thin layer of plastic to stop the machine from breaking down if too much dust builds up on it,double insulated means that there is two layers of plastic on the copper to increase the life of the tool

Class II or double insulated tool is one which has been designed in such a way that it does not require a safety connection to ground.

It is for safety not dust

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14y ago
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14y ago

power tools have a thin coat of plastic around the copper wire in the motor to protect it from dust, double insulated just means that there are two coats of this plastic around it to give it more protection

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Q: What is a double insulated power tool?
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A double insulated tool will have a picture of a box with a second box inside.


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