Milwaukee m18fiwf12-0 18v 1/2in friction ring impact wrench naked bare unit genuine milwaukee stock stocked in the uk. Mode 2 Helps prevent damage to fasteners and material. On board fuel gauge and an LED work light. No Load Speed 0-1,700/0-2,000/0-2,500/min. Impact Rate 0-2,400/0-2,600/0-3,100/bpm.