The DEWALT 8-Inch Dado Blade Set is designed for cutting dadoes and grooves in woodworking applications. It includes two outside blades, three chippers, and shims for adjusting the width of cuts from 1/4-Inch to 29/32-Inch. The blades are made from micro-grain carbide for a sharp, smooth cut and long life. The set fits on table saws, radial arm saws, and sliding compound miter saws with 5/8-Inch arbors. It has a maximum RPM of 5,500 for optimal performance. This professional-grade dado set allows for efficient, accurate joinery work.