Powered by a high-efficiency brushless motor, the HERCULES® 20V Brushless Cordless Angle Grinder delivers up to 45% more runtime, along with 20% more power*. This grinder maintains constant power in the toughest grinding and cutting applications. The compact, lightweight frame, 2-position side handle, and lock-on switch provide ultimate comfort and control during extended periods of use. Powered by the HERCULES® Lithium Battery System, this brushless grinder goes where the job is.