Mechanical arms are composed of multiple beams connected by hinges powered by actuators. One end of the arm is attached to a firm base while the other has a tool. They can be controlled by humans either directly or over a distance. A computer-controlled mechanical arm is called a robotic arm.
OBJ (OBJ, filesize: 1.9 MB), GLTF (glTF, filesize: 6.3 MB), FBX (Autodesk FBX, filesize: 1.36 MB), BLEND (Blender, filesize: 10.1 MB)