Metabo SB 18 LT BARE  18V Hammer Drill/Driver Bare, Green/Black Powerful Metabo brushed motor with 531 in./lbs of torque High overload protection which helps protect the tool in demanding applications. Kick-back protection which automatic shuts off the tool if the tool jams 20 torque setting which assures the proper setting for your application Variospeed (V) electronics