The VMC Spin Jig come equipped with a premium VMC hook made from high carbon steel with a forged shank and a needle point. The jig has an exaggerated belly keel and premium ball bearing swivel that maximizes swim-and-spin actions. Features HOOK: Fine Wire Sizes 1/4 oz - 1/2 oz 1X Strong Sizes 5/8 oz - 1 oz High Carbon Steel Forged Shank Needle Point JIG: Exaggerated Belly Keel and Premium Ball Bearing Swivel Maximizes Swim-and-Spin Actions Double Wire Keeper.