The 60-Volt MAX 7-9 in. Large Angle Grinder, DEWALT's first cordless Large Angle Grinder, delivers immense power at more than 3,000 MWO with a brushless motor. Built with user protection top of mind, a Kickback Brake brings the wheel to a halt for full stoppage when a kickback is detected, while the E-CLUTCH System immediately shuts down the motor when a pin. or stall is sensed. In addition, the Grinder is equipped with a No-Volt switch that prevents the tool from restarting following a loss of power.