The DeWalt 18V XR Lithium Ion Brushless Self Drilling Screwdriver has been constructed using a Brushless motor for maximum runtime, that delivers high torque and speeds of up to 2000rpm. The unit is capable of driving screws up to 6.15mm in diameter efficiently. The variable speed switch features an easy to use forward and reverse switch. The Versa clutch locks which ensures repeatable fastening saving time and effort. The trigger lock on allows for repetitive driving without having the need to pull the trigger. A built in LED offers improved visibility during application. Ideal applications include driving screws into metal roofing, metal sidings and HVAC. This product is a bare unit and is not supplied with a battery.