Description Conquer fastening applications easily with the power and control of the FLEX FX1371A-1H 1/4″ Quick Eject Hex Impact Driver, which delivers 2,500 in-lbs. of torque at 4,000 RPM for peak performance. Insert or release bits with one hand using the Quick Eject Collet. Avoid overtightening, breaking, or stripping with optimized Self-Tapping Screw Modes. Enjoy total control with three speed modes. The FLEX FX1371A-1H impact driver dominates with the FLEX Stacked Lithium Advantage: unmatched battery power, runtime, and charging capability. Includes impact driver, battery, and charger.