3/8 - WINCH CABLE 100 FT (STEEL CORE) Steel Core Cables are about 10% Stronger than a Fiber Core cables. Athough they are stronger, they do have their Pro's & Con's. Steel Core Cables lose their strength drastically, when kinked or bent. A Fiber Core Cable is more Flexible and can be, kinked or bent w/o losing it's strength. A Fiber Core cable is what comes O.E.M. on Miller & Jerr-Dan equipment. We sell B/A Products and again that is what comes on a Jerr-Dan or Miller Tow Truck. Jerr-Dan and Miller by from these guys & So do we.