ITEM NAME:3Pcs Woodworking 6mm Shank Flush Trim Pattern Router Cutter Bit Bearing 2018 Description: - High-grade welding, stable quality, high efficiency. - Using for kinds of woodworking. - Totally enclosed and lubricated . - Car.Using for kinds of woodworking. - Blade length: Approx. 7mm (0.27") & 14mm (0.55") & 20mm (0.78"). - Color: Yellow. - Total length: Approx. 57mm (2.24") & Approx. 65mm (2.56") & 68mm (2.67").