New Dewalt Atomic Cordless Drills are a Big Upgrade
DeWalt DCD778 Repair - iFixit
DEWALT 1/2-in 20-volt Max-Amp Variable Speed Brushless Cordless Hammer Drill (Bare Tool) in the Hammer Drills department at Lowes.com
DEWALT 2-Tool 20-Volt Max Brushless Power Tool Combo Kit with Soft Case (2-Batteries and charger Included) in the Power Tool Combo Kits department at Lowes.com