Robotic arm

FIrst, here are my social networks

Twitter/Instagram: @SuperRachu
Youtube: www.youtube.com/watch?v=DzUxRKjmcz8

This model is based on Eezybot: http://www.thingiverse.com/thing:1015238
but with some improvements. One is that the base of the robot uses a stepper motor instead of a servo. Other changes are the situation of the servos in the arm.

Required material:
- MG 90S servos (originals if possible) (3 units)
- Unipolar stepper
- Cable
- M3 screws and nuts (for the base you can