- Unique grinding cup wheels remove material at a rate almost twice as fast as standard cup wheels- Tool stops completely in two seconds or less after switch is turned off- Restart interlock prevents accidental starts- Adjustable grip provides optimum operator comfort- Brushless motor offers life expectancy up to 30 times longer than conventional angle grinders- Head design rotates to allow easy access to hard-to-reach areas- High speed grinding system for surface preparation and removal of coatings from concrete and masonry