Freud 3/8" Radius Round Nose Bit with 1/4" Shank (18-112) N/A Imported Cuts all composition materials, plywoods, hardwoods, and softwoods. Use on CNC and other automatic routers as well as hand-held and table-mounted portable routers. Kickback reducing design Individually computer balanced Precision ground for the smoothest cuts Covered by Freud's limited lifetime warranty