This 3/8\" impact wrench is ideal for professional use with 250Nm torque and up to 4400bpm The Draper 79896 3/8\" impact wrench has a fully brushless motor for longer runtime and greater power output and features variable speed control to customise the speed to the application. It is compact in size with a super bright LED work light for workpiece illumination. Smart reverse stops the impact and slows rotation when the bolt/nut is loosened. Features:  Brushless technology for longer runtime and more power Intelligent electronics; 3 electronic torque settings and electronic smart reverse mode FG reinforced housing Compact 135mm length Smart reverse (stops impact and slows rotation when bolt/nut is loosened) Super bright LED work light Variable speed control with electronic brake Supplied with tough carry case fitted with metal clasps Specification: Battery: XP20 20V Li-ion Impact Rate: 0-4400bpm No-load speed: 0-3600rpm Max Torque: 250Nm Variable speed: Yes Square Drive: 3/8\" Supplied in Case: Yes Weight (bare tool): 0.91kg