ARWM11S 1in Drive Air Impact Wrench Features: Composite Housing TWIN HAMMER mechanism One-hand forward/reverse 4-step forward/reverse Metal trigger Ergonomic handle design Side support handle Specifications: Bolt capacity – M36 Free speed – 5500rpm Forward torque (4 steps) Nm 976 / 1300 / 1735 / 2712 Forward torque (4 steps) ft/lb 720 / 960 / 1280 / 2000 Max. reverse torque – 2730Nm Max. reverse torque – 2013ft/lb Min. hose size – 3/4in Air inlet – 1/2in Air consumption at 100% int. – 271l/min Air consumption at 100% int. 9.6cfm Length – 505mm Weight – 8.1kg @ 6.2 bar