Although there are a lot of various drills out there, you can never go wrong using
the El Presidente drill (for both pistol and carbine) to get a measure of your skills.
For speed and accuracy with a pistol I like the:
http://pistol-training.com/drills/fast-fundamentals-accuracy-speed-test
I just need to get a shot timer.
If you feel like kicking yourself in the balls you can try the:
http://pistol-training.com/drills/the-humbler