Here is a bone pickaxe created for an RPG survival game.
-Mines rocks, crystal, and metal-Harvest animals for fat and meat
Attached with the files are the low and high poly models in FBX format as well as a low poly in OBJ format. Also attached is the zbrush file used so you can add more detail if you want to.
OBJ (OBJ, filesize: 189 KB), OTHER (Other, filesize: 23.2 MB), FBX (Autodesk FBX, filesize: 36.2 MB), ZTL (Zbrush, filesize: 19.3 MB)