12, Double Flute, Straight Bit, Carbide Tipped Solid Carbide Ideal For Grooving, EdgeRouting Other General Purpose Routing Tasks, Precise Hook Shear Angles Provide Fast Cutting A Smooth Finish In Hardwood, Softwood, Plywood Composite Materials, Tips Are Relieved To Allow For Efficient Plunge Cuts, Freud Tico HiDensity Carbide, Clean Cuts In Solid Wood, Plywood Composites, Use In CNC, HandHeld TableMounted Routers