Copper Coil

 is a refined material used in crafting.

Obtaining
can be crafted using the Worktable:

can also be found in a random treasure chest in the Sewage Plant ruins.

Usage
is used in crafting. It can also be gifted.

Commission
is occasionally requested on the Commissions Board in Rank B commission.

Worktable
is a required ingredient when crafting the following item:

Assembly Station
is a required ingredient when crafting the following items:

Gift
can be given as a gift to other characters.

Recycle
can be placed in the Recycle Machine to produce the following items: