DEWALT 20V MAX* Angle Grinder Tool Kit, 4-1/2-Inch, Paddle Switch with Brake (DCG413R2) The small cordless angle grinder has a brushless motor that elongates motor life and requires no time changing out worn brushes. The wheel stops within 2 seconds or less. DEWALT cordless grinder comes with Kickback Brake engaging maximum force to stop the wheel when there is a pinch, stall, or bind-up to reduce kickback, and will shut off for further protection. Features Brushless motor of the angle grinder requires no brush changes. DEWALT grinder's brake stops wheel in 2 seconds or less on average Kickback Brake engages when a pinch, stall, or bind-up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the metal grinder and shut the grinder off. Features E-Switch Protection - When the ON/OFF trigger switch has a no-volt release function. In the event of a power outage or other unexpected shut down, the trigger switch will need to be cycled (turned off and then on) to restart tool. Two stage trigger requires two actions to activate tool. USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.