Accomplish a variety of applications on the jobsite with one system. The 4-in-1 system transforms to quickly switch between a compact right angle, standard right angle, right angle flexible shaft and straight flexible shaft withstand the power of today's impact drivers with the metal gear case design and access tight spaces with its short 1-1/2 in height. DeWALT® FLEXTORQ® Modular Set, Right Angle, Specifications: 1-1/2 in H Head