Takes a full belt of copper (middle line), and two belts with iron on the inner side (copper wire is produced and placed onto the outer side).

Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
Takes a full belt of copper (middle line), and two belts with iron on the inner side (copper wire is produced and placed onto the outer side).