Milwaukee M18 FUEL 18-Volt Lithium-Ion Brushless Cordless 4-1/2 in./6 in. Braking Grinder w/Paddle Switch with 6.0 Ah Battery 2980-20-48-11-1865 - The Home Depot
Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design - Power Angle Grinders - Amazon.com
Amazon.com: Angle Grinder, 4-1/2 In. : Home & Kitchen