Hitachi D13 1/2" Drill -w- Side Handle $70, 18V Cordless $75, 18V Hammer Drill $100 @ Best Buy

Best Buy [bestbuy.com] has a Hitachi 1/2" 6.2 Amp Drill for $70.

This is a serious drill for serious users.

From Amazon: The Hitachi 1/2-Inch 6.2 Amp Drill with Spade Handle is ideal for long-term use and maximum power. The "Mud Mixer", as it's called on job sites, is powerful enough to mix concrete. With over 5.5-feet-per-pounds of torque, it gets the job done. This spade handle drill has a powerful 6.2 Amp motor with an industrial chuck for that heavy duty job site. With reversible drilling, this Hitatchi drill allows for quick removal of materials with higher efficiency. The three-position side handle increases operability and control, while the two-position D-handle offers greater maneuverability and balance. This tool comes with auto-stop carbon brushes that are easily accessible from the outside. The brushes protect your armature and extend the life of the drill. It comes with a limited 1-year warranty on parts and labor.

Comparables put it at $140 at Amazon [amazon.com] and $150 at Big Sky Tool [bigskytool.com]

They have some other Hitachi drills as well, but the pricing isn't nearly as slick once you look at comparables.