Dadonator - 8" Stacked Dado Saw Blade Set 24 tooth outside blades feature negative hook geometry for clean, smooth and fray-free cuts Exclusive 6-tooth chipper blades last longer and give a superior finish than the competition High Alternate Top Bevel (ATB) design cuts cleanly through the most delicate material with ease Nickel Armor coating protects the blades from rust, pitting and resin buildup Cuts from 1/4" to 29/32" wide grooves