On Jan 30, 9:05*am, Zz Yzx wrote:
On Mon, 30 Jan 2012 00:14:33 +0000 (UTC),

(Larry W) wrote:
What kind of bit did you use? Have you tried a self-feeding type like
one of these?

http://www.swaintools.com/store/pc/v...?idCategory=43

That's exactly what I used. *I got 1/2 inch deep in 10 minutes.

any chance you had the drill running in reverse?