Quick-Shift Mode uses the brushless motors electronic controls to find the best balance of speed and torque for each application for more efficient fastening BL Brushless Motor delivers 3,600 Max RPM and 1,600 in.lbs. of Max Torque 4-Speed power selection (0-1,100/ 0-2,100/ 0-3,200/ 0-3,600 RPM & 0-1,100/ 0-2,600/ 0-3,600/ 0-3,800 IPM) provides precise fastening control for a wide range of applications Additional one-touch 4-speed power selector button under the chuck for added convenience Assist Mode (A-mode) feature helps eliminate in.screw cam-out in. and in.cross threading in. by driving at low speed until tightening begins 2 Tightening Modes (T-mode) for faster tightening of self-drilling screws in thick or thin gauge metal; helps prevent damage to the screw or workpiece Reverse rotation auto-stop mode stops rotation and impact when fastener is loosened adequately

Makita 18V LXT Brushless 4-Speed Impact Driver INNOVATION : Assist Mode and two Tightening Mode features help eliminate "screw cam-out" and "cross threading" PRECISION : Reverse rotation auto-stop mode stops rotation and impact when fastener is loosened adequately POWER : Brushless motor delivers 3,600 Max RPM and 1,600 in.lbs. of Max Torque DESIGN : Compact and ergonomic design at only 4-9/16" long; weighs only 3.4 lbs. with battery INCLUDES : (2) 18V LXT�� Lithium-Ioin 5.0Ah batteries, rapid charger and tool bag