Cold Rolled Steel Coil 1.Prompt delivery,time-saving 2.High quality ,competitive ... it is essential material used in motor, Electric Engine, dynamo, transformer, electromagnetic switch, reactor, Magnetic amplifiers, ballast, relay, Yoke flow ... .27/0.30mmWidth: to the request of customerElectric Engine, dynamo, transformer, electromagnetic switch, reactor, Magnetic amplifiers, ballast, relay, Yoke flow ...