This WoodRiver Stacked Dado Set Saw Blade is made from high grade German steel and premium grade Ceratizit carbide.This Dado Set that delivers a superior cut on an edge that will stay sharper longer than other blades on the market. One cut, and WoodRiver will be the last saw blade brand you buy. This 8" dado set will cut widths from 13/18" max width without shims, to 61/64" max width with shims. Set includes: (2) 24T outside blades with a Hi ATB tooth grind; (5) Chippers (four 1/8" and one 1/16"); and (14) shims (5-0.002", 1-0.005", 4-0.01", and 4-0.02"). Negative 6 degree hookAbout Us: Founded in Boston in 1928, Woodcraft's operations were moved to Parkersburg, West Virginia in 1989. It's been over 90 years since Woodcraft first began selling high quality woodworking tools and supplies out of a one room shop in Boston's North End, and Woodcraft is still firmly committed to providing woodworkers with superior products and expert advice. We are America’s leading supplier of saws, hand planes, power tools, hand tools, wood stain and finishes, routers, sanding supplies, wood, wood turning project kits, dust collection, and wood carving tools. We also offer a wide selection of woodworking plans, books and videos. Our family of brands includes WoodRiver, Highpoint, Woodcraft, Pinnacle and Woodcraft Magazine.