Features: -Cordless Flexibility: Portable use with no cords to worry about, compact lightweight, allows for use indoors and outdoors. An electronic brake system prevents efficiently injury to the wrist due to kickback after the motor stops. -High Quality: All-aluminum machine head, tungsten steel shaft. Tungsten steel shaft, high hardness, and wear resistance. -Multi-purpose: Installation and disassembly integration by rotation, the button on the side of the machine can easily achieve clockwise or anti-clockwise rotating direction. Select the forward rotation by pushing the forward, reverse selector to the left, and socket set which on the impact wrench will tighten, is installed. Instead, disassemble it. -High Efficient: 520N.M high torque, steeples speed change switch. 1 2 Inch Brushless Cordless. Compared with brushed motors, the brushless motor has longer use life, smaller loss of battery energy, lower machine running noise level, and much safer working conditions without sparkles, reducing the interference of electric sparks to remote radio equipment. -Widely Used: The impact wrench can be used for dismounting tires of cars or motorcycles, heavy-duty maintenance work, construction engineering, construction site shelves, maintenance, woodworking, etc. Adapt to for battery 18V. Specifications: -Rated Input Power: 1280W -Type: Impact Wrench -Screw Diameter: 22 -Maximum torque: 520 Nm -Power Type: Rechargeable Lithium Technology -Power Supply Voltage: 220V -Torque Range: 0 to 520 n.m -Number of Revolutions: 3000rpm -Handle Type: Hand-held Maximum size of mounting screws 0 to 8mm -Square Head Nominal Size: 12.7mm -Impact Number: 0 to 3300 pm drive shaft chuck drive -Tightening Capacity Standard Bolt: 0 to 28 -Tightening Ability High Strength Bolt: 10 to 16 Package Inclusions: -1 x Electric Wrench (This product does not include batteries.) -4 x Socket Set Size: 17mm 18mm 19mm 22mm -1 x Hook and Screw -2 x Steel Bolt Notes: -Actual colors may vary due to computer monitors displaying colors differently. -Due to the nature of the manufacturing process and manual measurement, product sizing may vary slightly.