Bosch Impact Wrench Kit IWHT180 B25 RT 18V 1 2 Inch Square Drive (500 Ft Lbs Max Torque 1900 RPM Automotive Construction Heavy Duty Reconditioned) Flashlights Drop Forged Chrome Molybdenum Steel: High grade Drop Forged Chrome Molybdenum Steel: High grade Cr Mo alloy steel withstands continuous cyclic hammer blows and extreme rotational torque loads from 1 2 inch impact wrenches 38 mm) Flute Configuration 2 Flute Downshear Helix Angle Maximum Spindle Speed 24 Note: This is a manufacturer reconditioned tool 500 Ft Lbs Torque Output: High performance motor provides substantial power for challenging industrial removal applications