39mm Diameter Superconductor rod, fine filament pattern, great for making rings, coin blanks, and EDC projects.
Specs:
-Outer diameter (OD): 39mm -Filament size: approx. 1.0mm -Copper core: the center core is not perfectly round, and the core diameter is typically around 10-15mm (it may vary slightly along the length) since the internal structure can shift slightly during the forging process.
Note: If you are from NC, USA, please go to my ETSY store to make the purchase.
