Hank Haney's Essentials DVD The Full Swing Posture, Grip, Release Finish by Hank Haney World renowned teacher Hank Haney walks you step by step through the golf swing, covering the fundamentals of every great swing. Develop an understanding of the causes of common flaws and how to correct them once and for all. With this DVD you will be able to improve the consistency of your drives and ball strikes leading to the best golf of your life. Be enlightened on every aspect of the golf swing including grip, posture, alignment, swing plane and more. 54 minutes.