DEWALT 9-Amp 1/2-in Keyed Corded DrillVariable speed range (0 to 550 RPM) provides increased torque for drilling and mud mixing 9. 0 Amp, 120 V motor provides 600 W out of maximum power, enough for many job site applications Light weight (7. 5 lbs.) increases user productivity and decreases user fatigue 2 position rear spade handle, 3 position side handle give greater control for all drilling and mixing applications Superior ergonomics, including soft grip handle, improves comfort