Powerful motor delivers 6,600 RPM for faster material removal. Rotatable rear handle rotates with just the push of a button, with positive stops every 90 degrees, to suit most cutting and grinding operations. Wire mesh intake covers are engineered to prevent metal shards from entering motor especially when used in close proximity to other grinders. Tool-less wheel cover allows for easy guard adjustment with no need for tools to multiple grinding and cutting angles. Labyrinth construction minimizes dust and debris penetration into the motor and bearings for longer tool life. AC/DC switch for use with alternative power source. Lower vibration rear and side handles includes soft grip for more comfort and control.