For the money have really been liking the Neiko 1/4" "longshank" driver:

http://www.amazon.com/Neiko-10573B-4-Inch-Torque-Screwdriver/dp/B000RZ1D86


“Perfection is Achieved Not When There Is Nothing More to Add, But When There Is Nothing Left to Take Away” Antoine de Saint-Exupery