Air Impact Wrench NC-4256Q. Low-noise Design. Balanced weighted body that offers comfort feeling. It features a 1/2" square drive, delivering a torque range of 200-900 ft-lb (271-1220 Nm) and a max torque of 1000 ft-lb (1356 Nm). With a lightweight design of 1.8 kg. This wrench combines speed (7000 RPM) and precision for professional performance, ideal for automotive and industrial use. Air Impact Wrench