Wow, what a grinder! 13.0 AC amps, 1, 700 watts and 2.3 HP! Yes, that's a lot of power, but it's built smart and built to last, too. It comes equipped with DEWALT's Complete Electronic Control(TM) technology to ensure safety, performance, and extended tool life through features such as E-Clutch(R), Power-Off(R), and Power-Loss Reset(R). The D28114's Dust Ejection System(TM) and dual abrasion protection prevent dust and debris from entering the motor. Should dust enter the motor, not to worry: this tool also operates with a one-piece brush arm virtually eliminating hang-ups. With 4 1/2" - 5" accessory capacity, it can take on large projects while its design allows it to be used in tighter spaces. It also comes with a paddle switch with a lock-on option, allowing quick bursts or extended running. If you have serious grinding to do, get the tool that's even more serious: The D28114.13.0 Amp/2.3HP, 11, 000 rpm DEWALT built G55 (AC) motor designed for faster material removal and higher overload protection.Dust Ejection System(TM) provides durability by ejecting damaging dust and debris particles that enter the tool through the air intake vents.Quick-Change(TM) Wheel Release allows tool free wheel removal.Complete Electronic Control(TM) provides multiple advanced technology features such as E-Clutch(R), Power-Off(R), and Power-Loss Reset(R).Dual abrasion protection provides increased motor protection from damaging dust and debris ingestion.One-piece brush arm prevents brush hang-up due to dust ingestion.E-Clutch(R) shuts the grinder off when a wheel pinch or wheel stall occurs, extending the life of the gears and motor.Power-Off(R) Advanced Overload Protection shuts the tool off before it reaches overload or burn-up.Power-Loss Reset(R) prevents accidental re-starts following a power disruption when the tool is left in the "on" position.Vibration-reducing side handle increases comfort for extended use applications. | DEWALT 4-1/2" 5" High Performance Grinder D28114