High Quality:Carbide Insert Style Carbide Surfacing Milling Cutter.Solid hardened steel bodies with anti kickback design. 3 Blade Surfacing Router Bits:This professional bottom cleaning router bit is not only perfect for wood slab flattening, resurface or plane the top surface of the spoilboard, but also for trimming and slotting/grooving. Wide Use:Suitable for woods,laminate, particle board, plywood compact panel, acrylic and etc. Industrial Quality Router Bits:Use on CNC and other automatic routers as well as hand held and table mounted portable routers.Great replacement bit tool for woodworking. Hook & Shear Angles: High hook & shear angles allow Cutters (C3 Micro grain Tungsten Carbide) to slice smoothly into stock producing clean, splinter free.Bearing: Totally enclosed & lubricated. Specification: Color: Silver Black Material: Alloy + Carbon Steel Size:8.8cmx7cmx7cm/3.46inchx2.76inchx2.76inch Package Includes: 1 Piece CNC Spoilboard Surfacing Router Bits Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!