Accomplish a variety of applications on the jobsite with one system. The Modular Right-Angle System transforms to quickly switch between a Compact Right Angle, Standard Right Angle, Right Angle Flexible Shaft, and Straight Flexible Shaft. Right angle screwdriver withstands the power of today's impact drivers with the metal gearcase design and 90 degree screwdriver can access tight spaces with its short 1.5 in. height. * On average, using DEWALT impact driver DCF887 and the compact head attachment only.