The Makita DTW1002 Brushless 1/2in Impact Wrench offers an extra high tightening torque of 1000Nm thanks to its high powered, brushless motor and newly designed impact mechanism. It is equipped with twin LED job lights with pre-glow and afterglow function for working in dark areas and 3-stage impact power selection. This reduces fault tightening, you can suit the material of the workpiece or screw, at a push of a button. Specification: Bit Holder: 1/2in Square No Load Speed: 0-900/1,000/1,800/min. Impact Rate: 0-1,800/0-2,000/0-2,200/bpm Max. Fastening Torque: 1,000Nm Nut Busting Torque: 1,600Nm Bolt Capacity: Standard M12-M30, High Tensile M10-M24 Weight: 3.6kg