OKDIAMOND Diamond Cutting Wheel 6 x 7/8 Inch for Metal, Cut Off Wheel with 3000+ Cuts on Rebar, Steel, Iron and INOX, for Angle Grinder-6 inch - Amazon.com
Makita GA6020 6" SJS™ Angle Grinder, with AC/DC Switch - Power Angle Grinders - Amazon.com
Archer USA 6 in. Wide Turbo Diamond Blade for Stone and Masonry Cutting HWTR06 - The Home Depot