Dr. Terry Zachary demonstrates Handmaster Plus for proper hand, wrist & elbow muscle strength & balance & mximum grip strength. Golf hand, wrist & elbow injuries & weak grip strength is common due to poor exercise training neglecting the finger, thumb and wrist extensor muscles. Used for fitness, strength, power, increased distance, control & injury prevention training by players on the PGA, Nationwide, European & Canadian professional tours. Handmaster Plus is also used to exercise in tennis, baseball, basketball, football, hockey, karate, wrestling, UFC, gymnastics, climbing and other grip strength and power sports.