This building of a medieval blacksmith, only becomes a blacksmith when the proper assesoirs are added. They can be found in different other models here around BlendSwap:
<li>http://www.blendswap.com/blends/view/68003 by myself</li>
<li>http://www.blendswap.com/blends/view/68081 by ScoutingNinja</li>
<li>http://www.blendswap.com/blends/view/54585 by yazjack</li>
This model is a cooperation with Nate Rupis, who did the modeling and agreed to publishing it on BlendSwap.
If you want to have a look how it could look like with additional tools, check out the other preview image.