DEWALT DCF894P2-B1 Brushless Impact Wrench Mid Torque (18V-5Ah; 447Nm)

Motor: Brushless

Battery: XR Li-Ion

Bolt head: 1/2" (12.7mm)

Voltage: 18V

Maximum torque: 447Nm

No-load speed: 0-2000 (rpm)

Impact per minute: 0-3100 Ipm

Diameter screw: M18

Products include: Impact Wrench, 2 batteries 18V: 5Ah