Aopin Core Box Router Bit 5/16" Cutting Dia 1/4" Shank Double Flute Round Nose Tipped Groove Bit, Carbide, Black, Silver, 4Pcs

Core Box Router Bit Radius: 5/32", Cutting Dia: 5/16", Shank Dia: 1/4", Total Length: 1.81". Applications: Excellent for cutting softwood, hardwood, chipboard, plywood, density board. Use on table-mounted, electric router, CNC routers and other handheld. Features: Special heat treatment, Industrial grade cemented carbide, sturdy round shank. Instructions: Cut half-round grooves for fluted moldings, columns, millwork and signs using a core box bit. Warm Tips: Cannot be used to cut metal and non wood materials.