4.5" HDII - ENDLESS Cutting + Grinding Wheel - Bad Dog Tools
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
20721 Diamond Delux-Cut Diamond Tile Blade 4.5” X .060 X 5/8” [DIA-TID07060] : Diamond Blades - $29.59 EMI Supply, Inc
RIDGID 4.5 in. Diamond Cutting Diamond Blade HD-MTL45 - The Home Depot