Worx 20V Cordless 1/2" Hammer DrillFull sized 1 2 chuck accommodates larger bits to handle heavy duty drilling applications. Use the adjustment ring to adjust between 20 torque levels, as well as kick on the drilling or hammer functions. Switch the 2 speed gearbox to adjust between standard and heavy duty drilling driving speed modes. All metal internal gearing delivers dependable performance for the toughest jobs. Variable speed trigger allows you to maintain gradual control over