Little Arduino Robot Hand

Although this da Vinci inspired wooden hand looks simple, it demonstrates some fundamentals of servo control, Arduino programming, and mechatronics. You could build one from mostly household items.

LittleArm 2C - Mini Arduino Robot Arm for STEM and Hobby by Slant Robotics — Kickstarter

Little Arduino Robot Hand

Hand Gesture Controlled Robot using Arduino

DIY Arduino Robot Arm with Smartphone Control - How To Mechatronics

Arduino Robot Arm – 5 Best Robot Arms For Your Arduino

Arduino Robot Hand part 2 - testing with plain servos

Designing a 3D-printed EMG bionic hand as a low-cost alternative to prosthetic limbs

Wearable device gives you an extra robotic hand

Arduino Powered Micro Quadruped : 13 Steps (with Pictures) - Instructables

Pick and Place Robot Arduino Tutorial

Arduino 3D-Printed Robotic Arm