The DCG412P2 20V MAX* Lithium Ion Grinder Tool Kit increases productivity with features like Quick-Change wheel release, convenient trigger switch with lock-off button, and extended run-time battery. Product Features:8,000 rpm motor provides high-power for cutting and grinding applicationsQuick-Change Wheel Release allows for tool-free wheel changes without the need for a wrenchTool-free guard allows for quick and easy guard adjustments/positioning2-finger trigger switch (w/ lock-off button) allows for convenient activation and easier gripping2-position side handle offers greater control, comfort and versatility5.0 amp hour batteries (2)Power to Grind