This screwdrivers uses chucks of the keyless type. You don't need to bother with a cord, since it runs on a rechargeable battery.
From Alan Wadkins
Dewalt DCD706N 12V XR Cordless Brushless Combi Hammer Drill Body Only
Tools4trade
DeWalt DCD706N 12V Brushless Combi Drill Body Only - Default
ITS
Dewalt DCD706N 12V XR Brushless Combi Drill - Body