Tonsiki 10 Pieces 1/8''(3mm) Straight Shank HSS Woodworking Mini Rotary Router Bits Tool Set for Edge Treatment Grooving Wood Deburring Engraving and Milling Made of high quality high speed steel for long life and exceptionally precise 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. 10pcs of most commonly used router bit types including straight, trim, V groove, beading, cove, slot cutter and more to meet your different needs. Able to engrave on a wide range of materials including: wood, ABS, acrylic, PVC, plastics, etc. Well-suited for detailed work, such as building and sanding dollhouse furniture, model trains, or miniature buildings and planes. User-friendly design and easy insertion process for longer life, incredibly easy to use.