A. Good tools for DIY and house maintenance This tool can be used in various wood DIY, wood carving, model making, pet house building, house maintenance and other woodworking tasks. It is a carving tool for creating personal masterpieces. It comes in 5 different sizes (3mm, 4mm, 5mm, 6mm, 8mm) to meet different needs. B. Material Made of high - speed steel, it has a long service life, is strong and sharp, corrosion - resistant and wear - resistant. The 5 carving tools are packaged in a transparent box. C. Three - edge design It is relatively efficient and is a tool for fine work such as deep grooves, V - shaped grooves, curved patterns, and lines. The three - edge design allows chips to be automatically and quickly discharged from the side holes. It is suitable for carving, engraving, sanding, drilling, etc., and can leave a smooth surface. D. Universal tool shank The 1/8 - inch tool shank is suitable for most rotary tools with three - jaw chucks and is easy to replace. E. Universal tool holder The 1/8 - inch tool shank is suitable for most rotary tools and drills and is easy to replace.