Valex drill adapter for cnc

This is a small threaded adapter that makes the Valex rotary tool fit into round mount (22 mm).
I will use that drill with 3Drag/K8200: http://www.thingiverse.com/thing:951383
Thanks to http://www.thingiverse.com/thing:264641 for the idea.
Thanks to http://www.thingiverse.com/thing:193647 for Nut_Job, added here for convenience.