On Sat, 04 Jun 2011 00:25:00 -0500, JimT wrote:

These work great.
http://images.lowes.com/product/conv...72058605lg.jpg

I agree. I bought the tool on the left only. I was able to do an
acceptable job.

I still get a crack of the TV commercial (for energy savings) where
someone can take a caulk gun and run a bead from one end to the other
without stopping. It is just not as easy as it looks.