The Rubi Tools 31916 Arrowhead Dry Premium Diamond Blade (4 1/2") is recommended for fine cutting porcelain tiles. Straight Cuts, not suitable for miter cuts.
I am interesting to buy blade porcelane cuting disc
We do not stock these blades but they will ship direct from the manufacturer. If you are dry cutting porcelain tile use the 4", 4.5", or 5" Blade. These are excellent blades from a quality manufacturer.