Metabo 18V 5.5Ah Li-ion Cordless Brushless 1/2” Square Drive Mid Torque Impact Wrench Combo Kit AU60240300Powerful cordless impact driver with 1 2" male square and 800 Nm Unique Metabo brushless motor for quick work progress and highest efficiency for any application Loosening in APS mode (automatic power shift): prevents falling of the screw nut with automatic speed reduction after loosening Screwdriving in APS mode (automatic power shift): prevents over tightening of the screw nut with automatic shutdown after the first impact High torque accompanied by