The DeWALT 60 V MAX VSR stud and joist drill with E-Clutch system features a 1/2 in chuck and brushless motor that provides corded power in a cordless solution. Ideal for plumbers, electricians and HVAC installers who need to drill large diameter holes in wood. This drill provides exceptional power, control, durability and runtime with its 60 V brushless motor, E-Clutch System, mechanical clutch and 2 variable speed ranges. Equipped with the innovative bind-up control feature called E-Clutch system this drill increases user control in bind-up/stall situations by sensing a stall during use and managing torque accordingly.60 V max brushless motor for increase power and runtimeAdjustable bail handle and two-position side handle for leverage and controlE-Clutch is a perform and Protect feature that detects reactionary torque caused by a bind-up or stall and reduces speed to a manageable level until control is regainedThe DeWALT Perform and Protect line of power tools is designed to provide a high level of control, dust containment or low vibration, without sacrificing performancePower of a cord with cordless freedom2 variable speed ranges (0 to 300/0 to 1250 rpm) to match appropriate speed to the applicationMetal gear housing for jobsite durability and increased reliability