Choose the 1/4" hex compact impact driver that delivers the most torque in its class. The M18™ Cordless Lithium-Ion 1/4" Hex Compact Impact Driver is built with a Milwaukee® 4-pole motor and proprietary impact mechanism to provide 1400 in-lbs of torque and more impacts per minute for maximum productivity and runtime. Use with the REDLITHIUM™ Extended Capacity Battery Pack or Compact Battery Pack (sold separately), which deliver more work per charge and more work over pack life than the competitors, as well as best-in-class performance in extreme jobsite conditions. The variable-speed trigger provides increased user control.  The M18™ 1/4" Hex Compact Impact Driver’s lightweight, compact design minimizes user fatigue, while the quick-change chuck makes bit changes fast and easy. The on-board, real-time battery fuel gauge helps you monitor the charge precisely, so there’s less downtime on the job. Use the built-in LED light to illuminate work surfaces in dark locations.