Method
Sit on a bench with a pair of dumbbells in each hand.
Hold the weights by your sides.
Raise both hands and bring the dumbbells forward.
Even as you raise the weights, slightly turn the wrists and tilt the dumbbells as shown in the picture.
Return to start position.
Avoid
Straining the neck and trapezius.
Excessive weights.
Short, jerky movements.
Targeted muscles
It trains the front head of the deltoids (shoulder).
Also has some effect on the upper-outer region of the chest.
It helps to develop a separation between the front shoulder and chest (known as deltoid-pectoral tie-ins).
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