It is a Woodworking Tools/Carving Tools/CNC Tools/Milling Cutter/2-Flute Straight Flush Trim Plunge Router Bit. Material: High-speed steel body, medium carbon steel shank, carbide-tipped edge. Perfect for a variety of materials from wood panels, flakeboard, plywood, MDF and other wood composites sheet materials; can also be used in all handled and table mounted routers.