DEWALT DW4738 4 3/8-Inch by .060-Inch Wet/Dry XP4 Porclean and Tile Blade Extended performance diamond matrix provides long life and enhanced material cutting Continuous rim design provides chip free cutting in all types of tile Premium XP4 cutting matrix gives 4x's the life of standard blades Ideal for cutting all types of tile and stone Cuts 20% faster than standard tile blades