You will find what you are looking for in the 236G 1/2 in Impactool?. With an impressive 1200 bpm and 450 ft-lb of maximum reverse torque, this tool is just what you need to get the job done. This tough Ingersoll Rand air impact wrench is great to have around the automobile shop. Its single hammer impact mechanism is durable and it boasts an easy to service two-piece construction.