• Quick-Shift Mode™ selector has an automatic electronic controller that downshifts and reduces rotation and impact speed prior to driving screw into place • Engineered to minimize screw thread stripping, screw breakage, and damage to work • BL™ Brushless Motor delivers 3,600 Max RPM and 1,550 in.-lbs. of Max Torque • Efficient BL™ Brushless motor is controlled to optimize battery energy use for up to 50% longer run time per charge • Extreme Protection Technology is engineered to provide increased dust and water resistance • The BL™ Brushless Motor eliminates carbon brushes • The electronically-controlled BL™ Brushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application • Makita's proprietary hammer and anvil impact mechanism are manufactured using the best raw materials with the highest quality steel and unique heat hardening process • Star Protection Computer Controls™ protects against overloading, over-discharging, and over-heating
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