The M18 FUEL™ SURGE™ 1/4 in hex hydraulic driver is the quietest cordless fastening solution on the market. With Milwaukee's new FLUID-DRIVE™ hydraulic powertrain, users will experience up to 50% quieter operation, 3X less vibration for smoother operation and faster driving speeds compared to standard impacts. The POWERSTATE™ brushless motor delivers up to 0 to 3000 rpm with constant power output to drive screws faster. REDLINK PLUS™ intelligence is the most advanced electronic system on the market, preventing damage to the tool and battery caused by over loading or over heating. For use with REDLITHIUM™ compact batteries or extended capacity batteries, which deliver more work per charge and more work over the life of the pack than competitive batteries on the market. The 4-mode DRIVE CONTROL™ provides greater control over output speed and power for greater versatility. Self-tapping screw mode is designed to reduce walking when starting self-tapping screws as well as reduce overdriving, breaking and stripping out screws.