Grinder features equivalent power to a 13 amp motor. Performs 9000 RPM no-load speed with 6" grinder wheels. Brake engages when trigger is released and stops within 1.5 seconds. Kickback brake engages when a pinch stall or bind-up is sensed. E-CLUTCH activates in less thatn a 1/10 of a second. Powered by 2300 max watts out. Spindle thread: 5/8". Includes: Two 20V/60V FLEXVOLT 9.0Ah Lithium-ion battery. Battery charger. Side handle. 4.5" (115mm) Type 27 guard. 6" (150mm) Type 27 guard. Wrench. 2 Flanges. Kit bag.