Feature:1. [4PCS IN 1 SET] Including 4pcs pointed nose bits with different cutting diameters to meet more milling needs.2. [BACKLASH DESIGN] These milling cutters are designed with anti backlash, and the body is made of 45 steel with high strength.3. [TUNGSTEN BLADE] The tungsten carbide blade can cut the material smoothly, with a clean cut and no debris.4. [ROUND SHANK] With standard 8mm round shank design, which can be installed on most CNC router devices.5. [FOR WOODWORKING] The high hook cut angle allows, very suitable for home making drawers or other woodwork.Specification:Item Type: Router BitMaterial: 45 Steel + Tungsten CarbideApplication: Used to make drawers or other woodworkSurface Coating: PTFE coatingHook Shear Angle: High hook shear angle allowShank Type: 8mm Round ShankCutting Diameter: Approx.14mm / 0.55in16mm / 0.63in18mm / 0.71in20mm / 0.79in Package List:4 x Router BitNote:When using a milling cutter to cut, please wear protective gear to prevent the debris from splashing and hurting yourself.