The Mac Tools 20V Max 3/8" Drive Brushless Impact Driver Kit, No. MCF891M1D1, offers compact power, measuring 5.69” and offering 275 ft/lbs of breakaway torque. There are three speed settings and a variable-speed trigger to control the speed, and the company says the brushless motor gives the tool a long run-time. The MCF891M1D1 features a three-point LED light to illuminate the work area, a 3/8" hog-ring anvil and an ergonomic handle with textured anti-slip grip. The tool comes with a three-year limited warranty.