1. Industrial Grade, industrial super-strength steel body, industrial insert knives. 4. This planer router bit is perfect for wood slabs flattening, resurface or plane the top of the spoilboard. Used on soft and hard woods, particle board, MDF, plywood compact panel, laminate, acrylic and etc. 3. This routing bit great for cutting large areas and planing. For fast removal of material over a large area leaving an improved finish at the bottom of the cut. Great for hand-making and other woodworking job . 2. These industrial router bits feature solid carbide inserts knives with four cutting edges that allow users to rotate when one side becomes dull providing the quality finish available on woodworking tools. Exquisite woodworking cutter, precise, smooth, no burr edges planer router bit. 5. Use on CNC and other automatic routers as well as hand-held and table-mounted portable routers.Such as woodworking engraving machine, trimming machine, etc., Weight: 0.2866009406 pounds, Manufacturer: Gishbjka