Amazon.com: Kobalt 24-volt Max Cordless Die Grinder (Battery Not Included) : Tools & Home Improvement
Milwaukee M12 FUEL 12V Lithium-Ion Brushless Cordless 1/4 in. Right Angle Die Grinder (Tool-Only) 2485-20 - The Home Depot
Milwaukee M12 FUEL 12V Lithium-Ion Brushless Cordless 1/4 in. Right Angle and Straight Die Grinder Kit (Tool-Only Kit) 2485-20-2486-20 - The Home Depot
DeWalt 20V MAX Brushless 1-1/2" Variable Speed Cordless Die Grinder - Bare Tool | K.L. Jack