DeWalt DC970K-2 18-Volt 1/2" Cordless Drill Driver Kit for $84.99 shipped.  Here is a screenshot for your reference.  The drill driver feathers a 1/2" single sleeve ratcheting chuck and dual speed range of 0-450/0-1500 RPM.  This kit includes the drill driver, 2 batteries, 1-hour charger, double-ended screwdriver bit, and storage box.