“Hands for VR: Fantasy” aims to bring Fantasy hand models to Virtual Reality developers. 3 Meshes cover all your needs: Skeleton, Orc and Werewolf hands. Fully rigged and with two sets of materials (including high quality PBR and a unlit material for low spec setups). Each model comes with it’s own grab-animation.
Check out the details from the Unity Asset Store: https://assetstore.unity.com/packages/3d/characters/hands-for-vr-fantasy-112702