Size: Dia. 0.1mm to 6.0mm (Other sizes are supplied at request)
Standard: JIS G4314, ASTM, KS
Tolerances: ISO h9/ DIN 671/ ASTM A484
Harhness: 3/4H, FH, WPA, WPB, WPC
Grade: AISI 302, 304, 316, 430, or upon specific requirement.
Typical applications: For making various springs (torsion spring, tension spring, compression spring, special spring)
Origin: Korean, India,Thailand