The Chicago Pneumatic CP7740 is a 1/2 Drive Impact Gun. It features a high performance dual chamber motor, liner, rotor and end plates and all these crucial mechanisms are made with magnesium components. It has weight of just 2.7 lbs, a length of 6.3” (160 mm) and over 500 ft-lbs (678Nm) of maximum torque.

MgDriven technology
High performance dual chamber motor featuring magnesium components

Chicago Pneumatic CP7740 1/2" Drive Impact Gun