Product Features: Made of high-quality high-speed steel for long life and exceptionally accurate cuts the first time, saving you energy and stress. A valuable addition to any woodworker's rotary tool, suitable for most rotary tools, including DREMEL, Craftsman, Chicago, and more. Suitable for most woods, made from high-quality carbide for a precise and easy cutting experience. 20 pieces of the most commonly used types of cutters, including straight, trim, V-groove, beading, cove, slot cutter, and more to meet your different needs. Ideal for all types of detail work. Capable of engraving on a wide range of materials, including: wood, ABS, acrylic, PVC, plastic, etc. Suitable for detailed work, such as building and sanding dollhouse furniture, model trains or model buildings and airplanes. User-friendly design and easy insertion process for longer life, incredibly easy to use. Accessories for precision woodworking, 1/8 & quot; Carbide engraving bits single flute replacements for your CNC machines. Product Specifications: Material: High Speed Steel (HSS) Shank: 3.17mm Package Includes: 1 Set of 10 Carbide Engraving Bits 1 Set of 10 Wood Router Bits Made of high-quality high-speed steel for long life and exceptionally accurate cuts the first time, saving you energy and stress. 20 pieces of the most commonly used types of cutters, including straight, trim, V-groove, beading, cove, slotting cutter and more to meet your different needs. A valuable addition to any woodworker's rotary tool, suitable for most rotary tools