Fangrui Product Details Our Flush Trim Router Bit Made Of Industrial Quality Solid Carbide, Which Has High Hardness, Wear Resistance, Good Strength And Toughness. The Adopts Advanced Coating Technology, Which Can Achieve Precise And Clean Trimming. Our Trimming Head Adopts 20 Flutes Design, Which Is And Can Better Removal Of Wood Chips. The Double Bearings Design Can Smooth Cut And 2 Bearings Can Easy Wood Rolling. The Cutter Head Is Designed With Compression To Prevent Edge Chipping. The Package Includes A Long And A Short Flush Trim Router Bit. The Short One Has 1/2inch Shank, 1-7/9inch Cutting Length, Uses 12 Flutes, 3/4inch Diameter. And The Long One Has 1/2inch Shank, 2-5/9inch Cutting Length, Uses 20 Flutes, 3/4inch Diameter. The Product Is Suitable For Mdf, Sandalwood, Softwood, Hardwood, Plywood, Laminate, Mdf, Compressed Board, Particle Board And Any Hardwood Finish. It Can Also Be Used For Edge Trimmers, Hanging Routers, Routers, And Cutters. Parts List:2x1/2inch Shank Upper And Lower Bearing Spiral Trimming Cutter P