Check out Arisaka Hand - Finger Stop Low-poly 3D model on CGTrader for $15. High-quality mesh by ebrahimdiba: 31790 polys, 24736 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 143 MB), FBX (Autodesk FBX, filesize: 143 MB), TBSCENE (Marmoset Toolbag, filesize: 143 MB)