https://www.flickr.com/photos/10735775@N.../33199270118/

About 4 inches long, the block on the end has two different sized holes at
90 degrees to each other, and both the narrow end and the wide end shows
signs of impacts, though that could just be ratting around in the tool
drawer where I found it.

Any ideas?  I'm guessing a bit for a metal lathe?


-- 
Michael