The 60 V max in-line stud and joist drill is designed to handle a wide range of large drilling applications. Even with all its power, the unit is designed to keep the user in control. In addition to the integral clutch, the anti-rotation e-clutch system offers technology capable of detecting the motion of the tool. This feature senses the motion of the tool and shuts it down if necessary. The red indicator led illuminates when the e-clutch system is engaged.