21V Cordless Angle Grinder, 4-1/2'' Power Angle Grinder Tools with 2PCS 4.0Ah Batteries, 9500RPM Brushless Electric Battery Grinder, Cordless Grinder with Cutting Wheel Disc for Metal Cutting,Grinding - Amazon.com
Craftsman V20 BRUSHLESS RP Cordless 4-1/2 in. Small Angle Grinder Tool Only - Ace Hardware
Cordless Angle Grinder for DEWALT 20V Max Battery, 10000RPM Brushless Motor Grinder Tool, 4-1/2'' Blade, Electric Grinders Power Tools with Grinding Wheels, Flap Disc and Auxiliary Handle (Tool Only) - Amazon.com
Bosch ProFactor 18V Spitfire Angle Grinder Kit with Battery