This spring-tempered wire is used for control linkages, ceramic cutting, armature binding, wire forms, springs, wire forms and other industrial uses. It features spring steel construction for full hardness, smooth finish and excellent corrosion resistance. Brand Name: K&S Diameter: 3/16 in. Length: 3 ft. Material: Steel Gauge: 12 speed Product Type: Music Wire Stranded or Solid: Solid Number in Package: 1 pk Packaging Type: Bagged .