Dewalt DCG460X2 60V MAX Cordless Brushless 7"-9" Large Angle Grinder Kit with (2) 9Ah Batteries, Charger & Bag The 60V 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 pinch 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.