DeWalt DCG413B Paddle Switch Small Angle Grinder with Kickback Brake, 20V, 4.5"This brushless small angle grinder requires no time changing brushes, and offers a longer motor life. It offers a high level of protection. Its break stops the wheel in 2 seconds or less. The Kickback Break engages maximum force to stop the wheel when there is a pinch, stall, or bind up to reduce kickback. The grinder will also shut off in those events to further protect the user. Battery and charger sold separately. Brushless motor requires no brush