2+2 Insert Carbide Knife, Rabbeting Flycutter, Leveler & Surface Planer Mini design for tight comers. Exclusive carbide grade for highest quality of cut. Mini insert spoilboard surfacing & rabbeting with scorer utilizes 4-sided carbide inserts. great for cutting tight comers. Features unique 2+2 insert knife design that contains two cutting flutes and two up-shear scorers, which provide a smoother finish at the bottom of the cut than traditional two-knife style router bits. Max cutting depth is 1/4". Perfect for: • Resurfacing spoilboards using CNC • 2+2 spoilboards contain two bottom scorers for better performance, finer surface finish and better clearance for 90° comers • Planing large glued-up panels using CNC • Surfacing and finishing wood using timber slab machines • Rabbeting and slotting Designed for planing & rabbeting the following materials: • MDF, Plywood/Chipboard, Plastic/Acrylic. • Fiberboard, Balsa Core, HOU Board. • HDF/LDF, Epoxy (Epoxy Resins}, UHMWPE • Hardwood/Softwood • For optimal results and maximum insert life, replace inserts with optional general purpose knives (sold separately). Max. 24,000 rpm.