The SP Air Corp. 3/8" Composite Mini Impact Wrench, No. SP-7146S, features a lightweight design and provides a maximum torque of 380 ft/lbs. The SP-7146S has a twin hammer clutch and has an easy-access forward and reverse button. Its compact size allows it to efficiently reach tight, space-restricted areas. It has a 1/2" bolt capacity and an overall length of 5-1/4" with a weight of 2.14 lbs.