Feature:1. 2 Conventional Blades: The flush trimming drill bit has 2 conventional blades, which can be used on the router desktop, so that the template runs on the bearing, which can smoothly cut the texture and prevent tearing.2. Tungsten Steel + High Speed Steel: Woodworking cutter with tungsten steel blade, high quality high speed steel body, heat resistant PTFE coating, more durable.3. Application: Flush drill bit set is suitable for wood, medium density fiberboard, laminate, particle board, plywood compact board, acrylic, etc.4. Smoothly Cut into Original Materials: The cutter can cut into the original material smoothly, resulting in clean, no debris.5. Cutting Width: The cutting width of the woodworking milling cutter is 1/2in, which helps protect the template.Specification:Item Type: Trim Hinge Router BitMaterial: Tungsten Steel + High Speed SteelPurpose: Profiled Bearing Flush Trim BitColour: Silver + YellowHandle Diameter: 1/4inHandle Shape: RoundBlade Length: Approx. 38mm / 1.5in, 25mm / 1in, 20mm / 0.8in, 11.9mm / 0.5inCutting Width: 1/2in.Package List:4 x Profiling Bearing Flush Trim Bit4 x Storage BoxNote:1. When using a milling cutter, avoid the collision between the blade and the hard surface (earth floor or metal surface).2. Avoid cutting metal and non wood materials.