A rectangular-shaped copper wire and Edgewise Coil It's hollow. The same pipe.|Edgewise, rectangular wire, rectangular copper wire, for motor prototyping and mass production, URATANI ENGINEERING
LP Magnet wire
Rectangular wire | Umicore
Rectangular Wire
Pentaflex rectangular coaxial wire (5 strands twisted around a central core) -14” straight lengths – GC Orthodontics Inc.