Copper Bar

 is a refined material used in crafting.

Obtaining
is uncommonly dropped by Plierimps.

can be crafted using the following crafting stations: can also be obtained as a product of recycling any items it is used to craft or any of the following items:

Usage
is used in crafting and several missions.

Mission
can be used during the course of the following missions:
 * One is required for  Feeling Safe
 * Two are required for  And in Health

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

Worktable
is a required ingredient when crafting the following items:

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

Grinder
is a required ingredient when crafting the following items:

Cutter
is a required ingredient when crafting the following item:

Gift
can be given as a gift to other characters.

Trivia

 * The player can get one or Bronze Bar every day from a furnace near Higgins' Workshop if they take it before Higgins gets there in the morning. Higgins will spar the player if he sees them stealing. There are currently no other consequences of stealing from him.