The 1/2 in Impact Wrench with Rocker Switch and Detent Pin Socket Retention is designed to maximize your productivity. Its powerful 7 A motor drives a unique impact mechanism that produces high torque and 1800 rpm for installation or loosening of bolts in less time. It features a detent pin to securely retain sockets or adapters and a rocker switch for quick selection of forward or reverse. The ergonomically shaped handle has a soft cushioned grip and provides a well-balanced and controllable feel to this lightweight tool.