Add speed and precision to your driver set-up with the DeWalt Rapid Load Drilling and Driving Set. Designed to work with all corded and cordless 3/8-Inch and 1/2-Inch drills, this system makes use of a ball-groove set-up that is pressure-activated. Bits slide smoothly in and out of the holder for faster switches on the job, and sturdy, 1/4-Inch hex shank holds bits in place to minimize the frustration caused by slippage. Includes the most comon drilling and driving accessories in a tough case.