Set of 20 high-speed steel rotary cutters with 3mm grinding heads for woodworking, carving, engraving, and drilling.

Multifunctional: 20 types of commonly used router bits to meet various woodworking needs. Each bit is designed to fit different angles and applications. Suitable for carving, engraving, drilling, chamfering, grooving, boring, shaping, and hollowing. High Quality: High-speed steel (HSS) rotary router bit set with titanium coating for long life, good wear resistance, increased durability, faster cutting, and high efficiency. Saves time and money. Wide Compatibility: 3mm shank, 39mm length, common sizes compatible with most engraving tools, rotary tools, or grinders, such as Dremel, Apollo, Chicago, etc. Widely used: Used for processing various materials, including wood, plastic, ABS, PVC, acrylic, or resin. Suitable for precision work, such as repairing, DIY projects, building, and sanding dollhouse furniture, model trains, buildings, and airplanes.