DEWALT DW4735 4-Inch by .060-Inch Wet/Dry XP4 Porclean and Tile Blade
DEWALT Extended Performance Tile blades have a diamond matrix that provides long life and enhanced material cutting.  These blades are ideal for cutting all types of stone and tile.  They have a continuous rim design that provides chip free cutting in all types of tile and cuts 20% faster than a standard tile blade.  XP4 blades are designed specifically for high power tile saws, allowing quick, free, low heat, and straight cutting  Premium XP4 cutting matrix gives 4x's the life of standard blades.