20-Piece Tungsten Carbide Double-Cut Rotary Burrs Set, Rotary Files, Burrs, Files, 3mm Shank Milling Cutters for DIY Projects

【Exquisite Construction】Double-cutting design allows the cutter to have a sharper cutting force; different profile milling heads adapt to various working situations. 【High Efficiency Application】Two sanding diameters of 3mm and 6mm facilitate detail work and mobile sanding of materials; processing efficiency is far superior to that of hand files and small grinding wheels. 【Powerful Function】Widely used for milling, grooving, wood carving, chamfering, deburring, grinding, engraving, metalworking, etc. 3mm (1/8") shank cutter, suitable for most rotary tools or small grinders.