D28065 5-Inch6-Inch High Performance Grinder with Trigger GripProduct ReviewP Click on the link for more reviewsP9,000 rpm DEWALT built G55 (ACDC) motor designed for faster material removal and higher overload protectionPDust ejection system provides durability by ejecting damaging dust and debris particlesPQuick-change wheel release allows tool free wheel removalPDual abrasion protection provides increased motor protection from damaging dust and debris ingestionPOne-piece brush arm prevents brush hang-up, vibration-reducing side handleP