With a head size of only 3.75", the M12™ Cordless 3/8" Right Angle Drill Driver delivers 100 in-lbs of torque in a compact light weight design. The first sub-compact right angle drill/driver with a spindle lock chuck, the 2415-20 is the most versatile right angle drill/driver in the industry. Built in electronics include an electronic clutch, fuel gauge, speed control and overload protection. Extended paddle switch provides convenience and comfort. Built in LED's illuminates work surface and indicates clutch out. Battery fuel gauge displays remaining run-time.