Reverse Hook/Spinning Wheel Kick. Drill the different steps in this tutorial and see your kicks improve by about 1000%. The point of these drills is to make you actually understand the movement and how the power is generated and delivered into your opponent's face. None of this trashy "turn away... And look over the other shoulder..." - that kind of technique is slowly and messy, plus it absolutely destroys the mechanics of the whole kick. Basically: drill the steps in this tutorial to become an