Bare copper is a solid, unplated copper wire - a perfect choice if you want to see your copper jewelry age naturally or if you want to oxidize or polish the wire yourself.
Note: there may be a slight color difference between different gauges of copper wire.
Thickness: 18GA (1mm). Sold per 7 yards (6,4m) spool.
The image shows how 18GA, 22GA and 28GA look like.
Nickel safe