Application: Primarily used for various types of wood carving and processing, DIY crafts, model making, household maintenance, etc. A more beautiful and smoother finish can be achieved when carving bird feathers, fish scales, and more intricate details in crafts such as deep grooves, V-grooves, patterns, and curved lines. Tricuspid Design: Extremely sharp, curved-surface bits quickly remove chips from the hole, leaving a smooth, finished surface without damaging the wood. Suitable for carving, engraving, grinding, drilling, and much more. Excellent tools for wood carving. Material: Made of high-quality high-speed steel, which is very strong and sharp, has a long service life, is corrosion-resistant and heat-resistant, and is sturdy and durable.