Meet the DEWALT DCF889B 20V MAX Cordless Impact Wrench with Detent Pin — the 1/2-inch powerhouse that tackles heavy-duty fastening without the drama. Built for pros and serious DIYers who want reliability, speed control, and a little light in the darkness of a cluttered garage.

Key Features & Design

• High torque, versatile performance: 400 ft-lbs of maximum torque to handle a wide range of heavy-duty fastening applications; torque listed as 3600 Inch Pounds for precise reference.
• Detent-pin 1/2-inch drive: Secure socket retention for demanding jobs with effortless bit changes.
• 20V MAX Lithium Ion battery platform: Tool only — batteries and charger sold separately; still ready to roll on the same trusted platform.
• Ergonomic and responsive: Ergonomic handle, variable speed trigger, and electric brake for smooth, controlled operation in tight spots.
• Built to last: Durable magnesium gear case and all-metal transmission for extended durability under demanding use.
• Bright and practical: Integrated LED light provides visibility in dim workspaces so you’re never guessing in the shadows.
• Lightweight and compact: Weighs 2.77 pounds with dimensions 10.75 x 3.94 x 8.88 inches for easy maneuverability.
• Specifications at a glance: Batteries required — Yes; Batteries included — No; Battery type — Lithium Ion; Battery cell type — Lithium Ion; Voltage — 20 Volts; Finish — Brushed; Color — Yellow.
• Tool-only convenience: Includes (1) Tool only; batteries and charger sold separately for flexible upgrading.