1/4", double flute, straight bit, carbide tipped & solid carbide ideal for grooving, edge-routing & 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 hi-density carbide, clean cuts in solid wood, plywood & composites, use in cnc, hand-held & table-mounted routers.