Can this be fixed?

Had a little "accident" with my banjo and the shaller d tuner busted off.

Here's some pictures:

http://www.flickr.com/photos/78973091@N08/7227691820/
http://www.flickr.com/photos/78973091@N08/7227688422/

http://www.flickr.com/photos/78973091@N08/7227685144/
http://www.flickr.com/photos/78973091@N08/7227678630/
http://www.flickr.com/photos/78973091@N08/7227674712/
http://www.flickr.com/photos/78973091@N08/7227695124/

I took pictures from a lot of diff angles.

Does anyone know if that's something that can be fixed, or will I have to replace the tuner?

Thanks!