An electric impact wrench can be used for tightening and loosening bolts and nuts. As a result, an impact wrench is primarily used in the automotive industry. Features: heavy-duty impact mechanism, right/left rotation switch, handle 1/4" (6.3 mm) HEX x 1.2" (12.7 mm) (F), 4 m power cord, packed in a practical case. Includes impact sockets: 17, 19, 21, and 22 mm. Technical specifications: power: 450 W, torque: 450 Nm, smooth speed control in the range of 0-3300 RPM. Packaging: case. Size: 17, 19, 21, 22 mm. Torque: 450 Nm. Rotation speed: 0-3300 rpm. Size: 1/2''. Power: 450 W.