High strengt. 4.7 hp is the power (maximum motor HP. The angle grinder’s 8,500 rpm motor with overload protection allows it to run faster when it’s under a lot of stress.
The Dust Ejection System of the metal grinder protects the motor from harmful particles that would otherwise get into the air intake and wear down the motor. This also makes the brushes last longer.
The anti-vibe trigger handle on the DEWALT angle grinder reduces the user’s fatigue because of vibration.
Lightweight design (11.6 lbs) reduces the amount of fatigue that the user feels when they use the tool.
Brushes that automatically shut down the tool when they need to be changed to avoid damage to the tool.
The gearbox has a low profile so that it can be used in small places.
With 7-inch grinding wheels, 8,500 rpm is the best speed for getting the best results.
For best results, the DWE4557 Angle Hand Grinder has a high-power 4.7 HP motor with overload protection and 8,500 rpm. It has 7-inch grinding wheels to get the job done quickly. The Dust Ejection System makes sure that harmful dust doesn’t get into the motor of the grinder tool.
Use this to remove 2,100 SF of float, thin set, mastic, and other construction debris from the slab after a hurricane, and it worked very well. Worked great. You had to be careful not to slow down the motor when you were taking off thin-set. If you did, the 20A breaker would go off. Using the dewalt dust shield, double row dewalt grinding disk, and dual filter dewalt dust collector, it is the next best thing to a real floor grinding set-up. It costs $900 instead of $5k+, which is a lot less money.
