The Radian 8430 air Wrench is a high-quality pneumatic tool designed for a variety of applications. With a speed of 200 rpm and a torque of 60 ft-lbs, this wrench is capable of handling demanding tasks with ease. The 3/8" square drive size allows for use with standard bolts, while the 1/4" air inlet ensures efficient operation. Made in Japan, this air wrench is built to last and provide reliable performance for your business or industrial needs. Serial number 38161.