The KRESS 20V max brushless 125mm angle grinder has 3 speeds, up to 8500 RPM, which can be adjusted to suit a wide variety of grinding jobs. Additional safety features include a toggle switch with electronic brake. The tool only starts when you press the switch and stops quickly when you release it. Soft start and anti-restart protection. Its compact and lightweight design allows you to work with just one hand and reduce fatigue. The removable dust grille prevents dirt from entering the ventilation holes.