In the past few years, we have covered a bunch of cool robotic upper limbs here. This 3D Printed Robotic Third Arm & Hand can be made at a low cost. It has 4 degrees of freedom, an Arduino microcontroller and electromechanical actuators.
Must see robots & drones:
You can wear this robotic arm to lend you a helping hand with tasks. It can also help disabled people live more independently.
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