Do not know if this has been done before but i find it useful as am always forgetting.
1.0mm cable has 1.0mm CPC
1.5mm cable has 1.0mm CPC
2.5mm cable has 1.5mm CPC
4.0mm cable has 1.5mm CPC
6.0mm cable has 2.5mm CPC
10.0mm cable has 4.0mm CPC
16.0mm cable has 6.0mm CPC
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