PURPOSE: A robot hand is intended to provide an object gripping function like human's hands and a highly precise and stable gripping function of an industrial gripper through the driving of a plurality of finger connecting units. CONSTITUTION: A robot hand(1) comprises a base unit(10), a plurality of finger connecting units(20), and a plurality of finger modules(30). The finger connecting units are installed on the top of the base unit. Some of the finger connecting units are connected to the base unit. The finger modules are coupled to each finger connecting unit and grip objects. The finger connecting unit connected to the base unit is connected to a neighboring finger connecting unit through a rolling joint and is driven together.
