DEWALT DWE4597N 7-inch 8,500 rpm 4.9 HP Angle Grinder, No-Lk: DEWALT’s Perform & Protect line of Power Tools is designed to provide a high level of one of more of the following: control, dust containment, or low vibration, without sacrificing performance. This unit has a high power 4.9 HP (maximum motor HP) 8,500 rpm motor provides overload protection giving higher operating speeds under load. It features a E-Clutch System shuts the tool off when a wheel pinch is detected, reducing kick-back, (a Perform & Protect Control Feature). The anti-vibration side handle reduces the users exposure to vibration, (a Perform & Protect Vibration Feature), and the Power-Loss Reset prevents accidental re-starts following a power disruption when the tool is left in the "on" position, (a Perform & Protect Control Feature). A Power-Off Advanced Electronic Overload Protection shuts the tool off before it reaches overload or burn-up. Also featuring a Dust Ejection System that increases brush life and protects the motor from damaging particles entering the air intake that would otherwise abrade the motor. A low profile gear case allows for work in tight areas, and the automatic turn-off brushes shut down the tool when brushes need to be changed to avoid tool damage. It has a 3-position side handle which provides improved ergonomics for specific applications. The 8,500 rpm provides optimal material removal with 7" grinding wheels. There is also a brush door allows for quick brush replacement, and the light weight design (12.3 lbs) lessens user fatigue. The Quick Change Guard allows user to quickly adjust guard to redirect sparks. A soft grip trigger handle provides greater comfort and control, and an anti-vibe trigger handle reduces user fatigue caused by vibration. Includes a 7" guard and a 3-position anti-vibe side handle.