Here's a RobotShop novelty which has just come in stock: the Dagu Robotic Arm which has 6 degrees of freedom.
It is 36 cm long and comes with PC software.
Dagu uses 4 servos for the base and the arm and 6 servo motors in total for its 6 degrees of freedom.
It can be programmed to carry out very precise and complex actions with dexterity.
This humanoid robotic arm is ideal for aspiring developers, research bodies and school competitions.