FLEXVOLT 60-Volt MAX Lithium-Ion Cordless Brushless 4-1/2 in. Angle Grinder with Kickback Brake (Tool-Only)California residents see Prop 65 WARNINGS 13 Amp equivalent power Brake engages when trigger is released, stopping speeds of 1. 5 seconds with standard grinding wheel (4 1 2 in. x 1 4 in. bonded abrasive wheel, non hubbed) Kickback brake engages when a pinch, stellar bind up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the grinder and shut the grinder off E clutch activates in