what was this used for?

[oldmillman]

hole doesnt look natural,didnt know where to post this

 

[rock]

You put it in the rite forum. Im no expert on that type maybe somebody else can help you, rock

 

[GatorBoy]

I'm not commenting on whether it is or isn't an artifact but if you want to see visually similar examples of stone artifacts to what you have there.. Try looking into fire making spindle or bow drill cap stones

 

[stefen]

Paint pot