Check out Robotic Hand A04 Red - Machinery Industrial Design Low-poly 3D model on CGTrader for $12. High-quality mesh by gsommer: 10386 polys, 10474 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 1.35 MB), FBX (Autodesk FBX, filesize: 620 KB)