Automatic Speed Change technology adjusts speed and torque during operation for optimum performance;The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life;Efficient BL Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge;The electronically-controlled BLBrushless Motor efficiently uses energy to match torque and RPM to the changing demands of the application;Compact and ergonomic design at only 14-1/4 long

• Makita XAG03MB 18V LXT BL Grinder Kit, 4-1/2
• 4-1/2"

Makita XAG03MB 18V LXT BL Grinder Kit, 4-1/2Makita