An orthodontic arch wire is definitely the wire that attaches to your braces. It is known as an “arch wire” since your prime enamel comprise your major arch, plus your bottom tooth comprise your bottom arch. Stainless Steel: Orthodontists started applying this type of metal for wires in the 1930s. https://socialfactories.com/story4457485/the-basic-principles-of-orthodontic-wires