Great Tool for DIY and House Repair: Widely used in all kinds of wood for DIY, wood carving, model making, pet house making, house repair and other woodworking, it is a must-have carving tool to create your own masterpiece. 5 different sizes (3mm, 4mm, 5mm, 6mm, 8mm) meet different needs. Material: Made of high-quality high-speed steel, long service life, strong and sharp, corrosion-resistant and wear-resistant. 5 pieces of carving tools are packaged in a clear box. Three Blades Design: Higher efficiency, ideal tool for fine work such as deep grooves, V-grooves, curved patterns and lines. Three-blade design, can automatically and quickly discharge chips from the side hole, suitable for engraving, engraving, grinding, drilling, etc., and leave a smooth finish surface. 4. Universal Shank - 1/8 shank fits most rotary tools with 3-jaw chuck, easy to change. Universal Tool Holder: 1/8 shank fits most rotary tools and drill bits, easy to replace.