This tool has been designed to tighten and loosen lug nuts and screws which requires a high torque.It has a new generation X-TorQ brushless motor that allows you to unscrew stuck or very tight screws and nuts up to 2 times faster.Robust and durable. With aluminium casing protected with elastomer on the front.It is equipped with a work LED light and a rotation selector which also allows you to lock off the trigger and prevent an accidental starting of the tool.It has 5 different gears, 3 for tightening and 2 for loosening, allowing a speed adjustment according to operation to be carried out.Its newly designed double hammer provides more IPM and less vibration.New socket holding ring: faster socket changing, and more secure clamping.Perfect tool balance and weight, for jobs that require large sockets and high levels of torque.Large hook useful for hanging the machine on metal structures or on the work belt.Also, it has an ergonomic handle for an improved grip and precision.Technical specificationsShaft output size: 1/2″ (12.7mm)No load speed: 1000/1350/1600 RPMImpact frequency: 1000/1600/2000 IPMMaximum torque (tighten): 650/800/1200NMMaximum torque (untighten): 1300NMPower: 1000WVoltage: 20VBrushless motor: YesNo. of gears (tighten): 3No. of gears (loosen): 2Weight: 2.8kg.