3 x 115mm Diamond Cutting Discs 4.5" Angle Grinder Blade, Brick Stone & Concrete - Amazon.com
Gunpla 3 Pieces 4-1/2 inch Diamond Cutting Blade Continuous Segmented Turbo Rim Dry Wet Circular Saw Cutter Angle Grinder Disc 7/8 inch Arbor with Reducing Ring 5/8 inch for Tile Masonry - Amazon.com
5" Angle Grinder Turbo Diamond Blade - EACH - Tile Outlets of America