The Terminator Pro Series Spinnerbaits 1/2 oz. have a streamlined design for amplified vibration. It is built with high-grade 17-7 stainless steel and as an ultra fine wire for strength and optimal vibration. It features a custom hand tied skirt, premium ball bearing swivel, and an oversized 3D holographic eye. It comes with that classic premium VMC® hook and a tight grip trailer keeper.