3Pcs T 4-Blades Router Bits: Cutting thickness 6.35mm, 8mm,10mm, Shank: 8mm. Alloy material: tungsten carbide material, baked with heat resistant coating , it can prevent the accumulation of sawdust, resin and asphalt. Ball Guide Bearings: Top bearing design which makes the work more effcicent. Suitable for the solid wood, MDF, particle board, plywood, etc. Multiple uses: With these tabs, you can create beautifully handmade furniture. It is ideal for kitchen and bathroom doors, office cabinets, floor tables, bedroom shelves, exterior frames, walls and more. [Cut Size] Cutter Diameter 8mm shank, 3 sizes Blade diameter: 35mm, 38mm, 50mm. [Premium Material] Made of hard alloy steel, high hardness and the heat-treated blade is sharp and smooth . With coated surface, it is rustless and has a long service life.