If you are thinking about getting one you may want to read the links below.
Dual-Drill as seen on TV
https://www.tvgoods.com/carts/dualdrill/index.php?t=tv&m=tv&c=na&k=dualdrill.com
Tool Review below ▼
http://blogs.toolbarn.com/brianm/2006/02/dual-drill-two-heads-make-one-bad-idea.html
Bj
Dual-Drill as seen on TV
https://www.tvgoods.com/carts/dualdrill/index.php?t=tv&m=tv&c=na&k=dualdrill.com
Tool Review below ▼
http://blogs.toolbarn.com/brianm/2006/02/dual-drill-two-heads-make-one-bad-idea.html
Bj