The Bosch HDH181X-01 18 V Brute Tough 1/2 In. Hammer Drill/Driver easily handles all heavy-duty jobs, with features such as Active Response Technology, an Open-Frame Four-Pole motor and a sure-grip side assist handle. Active Response Technology reduces the risk of dangerous kickback, giving the unit greater control in bind-up situations. Bosch's electronic motor and cell protection help prevent overheating and overloading. Durashield composite housing and an all metal gearbox can bounce back from 25 drops from 12 Ft. high. The side handle is longer to boost control during use, and it is adjustable to 23 positions. This unit is comes with a ProVantage three-year protection plan.