General description DEWALT DCF840 XR Impact Driver features a high-power, brushless motor capable of outputting up to 192Nm of torque, ensuring heavy applications are completed quickly. Its compact design, measuring only 129mm from front to back, makes it ideal for a wide range of applications in construction, industrial, and automotive environments. The LED ring light provides excellent visibility in tough conditions. Technical specifications Torque: 192Nm RPM: 3200 Compact design: 129mm Bit holder: 1/4" (6.35mm) drop-in Battery technology: POWERSTACK Weight: 15% lighter than traditional batteries Battery size: 25% smaller than cylindrical cell batteries Compatibility and accessories Compatible with all DEWALT 18V XR battery packs Includes 1 x TSTAK Case Bare Tool - No Battery or Charger Included Usage Fastening/unfastening screws Decking/Timber screws Self-drilling screws/roofing screws Various anchors and fixings LAG Bolts Pilot Holes Impact Hole Saws Impact Spade Bit Other