This wire serves as a good middleman wire in between Ni-Ti and stainless steel. Some orthodontists will use this wire starting up in the course of procedure even though other orthodontists do not use this type of wire in the least. The 2 rows of enamel in the mouth curve. https://orthodonticwire69135.blogdeazar.com/33016179/the-definitive-guide-to-round-steel-wire